20746164

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 50097600

約数和(自身を除く): 29351436

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 149, 164, 246, 283, 298, 447, 492, 566, 596, 849, 894, 1132, 1698, 1788, 3396, 6109, 11603, 12218, 18327, 23206, 24436, 34809, 36654, 42167, 46412, 69618, 73308, 84334, 126501, 139236, 168668, 253002, 506004, 1728847, 3457694, 5186541, 6915388, 10373082, 20746164]

約数ペア:

[(1, 20746164), (2, 10373082), (3, 6915388), (4, 5186541), (6, 3457694), (12, 1728847), (41, 506004), (82, 253002), (123, 168668), (149, 139236), (164, 126501), (246, 84334), (283, 73308), (298, 69618), (447, 46412), (492, 42167), (566, 36654), (596, 34809), (849, 24436), (894, 23206), (1132, 18327), (1698, 12218), (1788, 11603), (3396, 6109)]