20517192

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 59584800

約数和(自身を除く): 39067608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 47, 54, 72, 86, 94, 108, 129, 141, 172, 188, 216, 258, 282, 344, 376, 387, 423, 516, 564, 774, 846, 1032, 1128, 1161, 1269, 1548, 1692, 2021, 2209, 2322, 2538, 3096, 3384, 4042, 4418, 4644, 5076, 6063, 6627, 8084, 8836, 9288, 10152, 12126, 13254, 16168, 17672, 18189, 19881, 24252, 26508, 36378, 39762, 48504, 53016, 54567, 59643, 72756, 79524, 94987, 109134, 119286, 145512, 159048, 189974, 218268, 238572, 284961, 379948, 436536, 477144, 569922, 759896, 854883, 1139844, 1709766, 2279688, 2564649, 3419532, 5129298, 6839064, 10258596, 20517192]

約数ペア:

[(1, 20517192), (2, 10258596), (3, 6839064), (4, 5129298), (6, 3419532), (8, 2564649), (9, 2279688), (12, 1709766), (18, 1139844), (24, 854883), (27, 759896), (36, 569922), (43, 477144), (47, 436536), (54, 379948), (72, 284961), (86, 238572), (94, 218268), (108, 189974), (129, 159048), (141, 145512), (172, 119286), (188, 109134), (216, 94987), (258, 79524), (282, 72756), (344, 59643), (376, 54567), (387, 53016), (423, 48504), (516, 39762), (564, 36378), (774, 26508), (846, 24252), (1032, 19881), (1128, 18189), (1161, 17672), (1269, 16168), (1548, 13254), (1692, 12126), (2021, 10152), (2209, 9288), (2322, 8836), (2538, 8084), (3096, 6627), (3384, 6063), (4042, 5076), (4418, 4644)]