20989898796

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1\times {\mathrm{37747}}^1$

素因数の和:38214

約数の個数: 48

約数和(自身を含む): 49464979200

約数和(自身を除く): 28475080404

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 311, 447, 596, 622, 894, 933, 1244, 1788, 1866, 3732, 37747, 46339, 75494, 92678, 113241, 139017, 150988, 185356, 226482, 278034, 452964, 556068, 5624303, 11248606, 11739317, 16872909, 22497212, 23478634, 33745818, 35217951, 46957268, 67491636, 70435902, 140871804, 1749158233, 3498316466, 5247474699, 6996632932, 10494949398, 20989898796]

約数ペア:

[(1, 20989898796), (2, 10494949398), (3, 6996632932), (4, 5247474699), (6, 3498316466), (12, 1749158233), (149, 140871804), (298, 70435902), (311, 67491636), (447, 46957268), (596, 35217951), (622, 33745818), (894, 23478634), (933, 22497212), (1244, 16872909), (1788, 11739317), (1866, 11248606), (3732, 5624303), (37747, 556068), (46339, 452964), (75494, 278034), (92678, 226482), (113241, 185356), (139017, 150988)]