20512201974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2268547}}^1$

素因数の和:2268700

約数の個数: 32

約数和(自身を含む): 45080585856

約数和(自身を除く): 24568383882

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 137, 274, 411, 822, 1507, 3014, 4521, 9042, 2268547, 4537094, 6805641, 13611282, 24954017, 49908034, 74862051, 149724102, 310790939, 621581878, 932372817, 1864745634, 3418700329, 6837400658, 10256100987, 20512201974]

約数ペア:

[(1, 20512201974), (2, 10256100987), (3, 6837400658), (6, 3418700329), (11, 1864745634), (22, 932372817), (33, 621581878), (66, 310790939), (137, 149724102), (274, 74862051), (411, 49908034), (822, 24954017), (1507, 13611282), (3014, 6805641), (4521, 4537094), (9042, 2268547)]