20160497286

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{384757}}^1$

素因数の和:384877

約数の個数: 48

約数和(自身を含む): 45376819488

約数和(自身を除く): 25216322202

約数列:

[1, 2, 3, 6, 9, 18, 41, 71, 82, 123, 142, 213, 246, 369, 426, 639, 738, 1278, 2911, 5822, 8733, 17466, 26199, 52398, 384757, 769514, 1154271, 2308542, 3462813, 6925626, 15775037, 27317747, 31550074, 47325111, 54635494, 81953241, 94650222, 141975333, 163906482, 245859723, 283950666, 491719446, 1120027627, 2240055254, 3360082881, 6720165762, 10080248643, 20160497286]

約数ペア:

[(1, 20160497286), (2, 10080248643), (3, 6720165762), (6, 3360082881), (9, 2240055254), (18, 1120027627), (41, 491719446), (71, 283950666), (82, 245859723), (123, 163906482), (142, 141975333), (213, 94650222), (246, 81953241), (369, 54635494), (426, 47325111), (639, 31550074), (738, 27317747), (1278, 15775037), (2911, 6925626), (5822, 3462813), (8733, 2308542), (17466, 1154271), (26199, 769514), (52398, 384757)]