20006784

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{827}}^1$

素因数の和:857

約数の個数: 128

約数和(自身を含む): 67564800

約数和(自身を除く): 47558016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 827, 864, 896, 1008, 1152, 1344, 1512, 1654, 1728, 2016, 2481, 2688, 3024, 3308, 3456, 4032, 4962, 5789, 6048, 6616, 7443, 8064, 9924, 11578, 12096, 13232, 14886, 17367, 19848, 22329, 23156, 24192, 26464, 29772, 34734, 39696, 44658, 46312, 52101, 52928, 59544, 69468, 79392, 89316, 92624, 104202, 105856, 119088, 138936, 156303, 158784, 178632, 185248, 208404, 238176, 277872, 312606, 317568, 357264, 370496, 416808, 476352, 555744, 625212, 714528, 740992, 833616, 952704, 1111488, 1250424, 1429056, 1667232, 2222976, 2500848, 2858112, 3334464, 5001696, 6668928, 10003392, 20006784]

約数ペア:

[(1, 20006784), (2, 10003392), (3, 6668928), (4, 5001696), (6, 3334464), (7, 2858112), (8, 2500848), (9, 2222976), (12, 1667232), (14, 1429056), (16, 1250424), (18, 1111488), (21, 952704), (24, 833616), (27, 740992), (28, 714528), (32, 625212), (36, 555744), (42, 476352), (48, 416808), (54, 370496), (56, 357264), (63, 317568), (64, 312606), (72, 277872), (84, 238176), (96, 208404), (108, 185248), (112, 178632), (126, 158784), (128, 156303), (144, 138936), (168, 119088), (189, 105856), (192, 104202), (216, 92624), (224, 89316), (252, 79392), (288, 69468), (336, 59544), (378, 52928), (384, 52101), (432, 46312), (448, 44658), (504, 39696), (576, 34734), (672, 29772), (756, 26464), (827, 24192), (864, 23156), (896, 22329), (1008, 19848), (1152, 17367), (1344, 14886), (1512, 13232), (1654, 12096), (1728, 11578), (2016, 9924), (2481, 8064), (2688, 7443), (3024, 6616), (3308, 6048), (3456, 5789), (4032, 4962)]