20851221504

素因数分解:

$2^{10}\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6863}}^1$

素因数の和:6952

約数の個数: 176

約数和(自身を含む): 59349768192

約数和(自身を除く): 38498546688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 43, 46, 48, 64, 69, 86, 92, 96, 128, 129, 138, 172, 184, 192, 256, 258, 276, 344, 368, 384, 512, 516, 552, 688, 736, 768, 989, 1024, 1032, 1104, 1376, 1472, 1536, 1978, 2064, 2208, 2752, 2944, 2967, 3072, 3956, 4128, 4416, 5504, 5888, 5934, 6863, 7912, 8256, 8832, 11008, 11776, 11868, 13726, 15824, 16512, 17664, 20589, 22016, 23552, 23736, 27452, 31648, 33024, 35328, 41178, 44032, 47472, 54904, 63296, 66048, 70656, 82356, 94944, 109808, 126592, 132096, 157849, 164712, 189888, 219616, 253184, 295109, 315698, 329424, 379776, 439232, 473547, 506368, 590218, 631396, 658848, 759552, 878464, 885327, 947094, 1012736, 1180436, 1262792, 1317696, 1519104, 1756928, 1770654, 1894188, 2360872, 2525584, 2635392, 3038208, 3513856, 3541308, 3788376, 4721744, 5051168, 5270784, 6787507, 7027712, 7082616, 7576752, 9443488, 10102336, 10541568, 13575014, 14165232, 15153504, 18886976, 20204672, 20362521, 21083136, 27150028, 28330464, 30307008, 37773952, 40409344, 40725042, 54300056, 56660928, 60614016, 75547904, 80818688, 81450084, 108600112, 113321856, 121228032, 151095808, 161637376, 162900168, 217200224, 226643712, 242456064, 302191616, 325800336, 434400448, 453287424, 484912128, 651600672, 868800896, 906574848, 1303201344, 1737601792, 2606402688, 3475203584, 5212805376, 6950407168, 10425610752, 20851221504]

約数ペア:

[(1, 20851221504), (2, 10425610752), (3, 6950407168), (4, 5212805376), (6, 3475203584), (8, 2606402688), (12, 1737601792), (16, 1303201344), (23, 906574848), (24, 868800896), (32, 651600672), (43, 484912128), (46, 453287424), (48, 434400448), (64, 325800336), (69, 302191616), (86, 242456064), (92, 226643712), (96, 217200224), (128, 162900168), (129, 161637376), (138, 151095808), (172, 121228032), (184, 113321856), (192, 108600112), (256, 81450084), (258, 80818688), (276, 75547904), (344, 60614016), (368, 56660928), (384, 54300056), (512, 40725042), (516, 40409344), (552, 37773952), (688, 30307008), (736, 28330464), (768, 27150028), (989, 21083136), (1024, 20362521), (1032, 20204672), (1104, 18886976), (1376, 15153504), (1472, 14165232), (1536, 13575014), (1978, 10541568), (2064, 10102336), (2208, 9443488), (2752, 7576752), (2944, 7082616), (2967, 7027712), (3072, 6787507), (3956, 5270784), (4128, 5051168), (4416, 4721744), (5504, 3788376), (5888, 3541308), (5934, 3513856), (6863, 3038208), (7912, 2635392), (8256, 2525584), (8832, 2360872), (11008, 1894188), (11776, 1770654), (11868, 1756928), (13726, 1519104), (15824, 1317696), (16512, 1262792), (17664, 1180436), (20589, 1012736), (22016, 947094), (23552, 885327), (23736, 878464), (27452, 759552), (31648, 658848), (33024, 631396), (35328, 590218), (41178, 506368), (44032, 473547), (47472, 439232), (54904, 379776), (63296, 329424), (66048, 315698), (70656, 295109), (82356, 253184), (94944, 219616), (109808, 189888), (126592, 164712), (132096, 157849)]