20171962688

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{1433}}^1$

素因数の和:1672

約数の個数: 112

約数和(自身を含む): 42694286976

約数和(自身を除く): 22522324288

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 73, 92, 131, 146, 184, 262, 292, 368, 524, 584, 736, 1048, 1168, 1433, 1472, 1679, 2096, 2336, 2866, 3013, 3358, 4192, 4672, 5732, 6026, 6716, 8384, 9563, 11464, 12052, 13432, 19126, 22928, 24104, 26864, 32959, 38252, 45856, 48208, 53728, 65918, 76504, 91712, 96416, 104609, 107456, 131836, 153008, 187723, 192832, 209218, 219949, 263672, 306016, 375446, 418436, 439898, 527344, 612032, 750892, 836872, 879796, 1054688, 1501784, 1673744, 1759592, 2109376, 2406007, 3003568, 3347488, 3519184, 4317629, 4812014, 6007136, 6694976, 7038368, 8635258, 9624028, 12014272, 13703779, 14076736, 17270516, 19248056, 27407558, 34541032, 38496112, 54815116, 69082064, 76992224, 109630232, 138164128, 153984448, 219260464, 276328256, 315186917, 438520928, 630373834, 877041856, 1260747668, 2521495336, 5042990672, 10085981344, 20171962688]

約数ペア:

[(1, 20171962688), (2, 10085981344), (4, 5042990672), (8, 2521495336), (16, 1260747668), (23, 877041856), (32, 630373834), (46, 438520928), (64, 315186917), (73, 276328256), (92, 219260464), (131, 153984448), (146, 138164128), (184, 109630232), (262, 76992224), (292, 69082064), (368, 54815116), (524, 38496112), (584, 34541032), (736, 27407558), (1048, 19248056), (1168, 17270516), (1433, 14076736), (1472, 13703779), (1679, 12014272), (2096, 9624028), (2336, 8635258), (2866, 7038368), (3013, 6694976), (3358, 6007136), (4192, 4812014), (4672, 4317629), (5732, 3519184), (6026, 3347488), (6716, 3003568), (8384, 2406007), (9563, 2109376), (11464, 1759592), (12052, 1673744), (13432, 1501784), (19126, 1054688), (22928, 879796), (24104, 836872), (26864, 750892), (32959, 612032), (38252, 527344), (45856, 439898), (48208, 418436), (53728, 375446), (65918, 306016), (76504, 263672), (91712, 219949), (96416, 209218), (104609, 192832), (107456, 187723), (131836, 153008)]