20175247945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{124121}}^1$

素因数の和:124233

約数の個数: 32

約数和(自身を含む): 26810352000

約数和(自身を除く): 6635104055

約数列:

[1, 5, 19, 29, 59, 95, 145, 295, 551, 1121, 1711, 2755, 5605, 8555, 32509, 124121, 162545, 620605, 2358299, 3599509, 7323139, 11791495, 17997545, 36615695, 68390671, 139139641, 212371031, 341953355, 695698205, 1061855155, 4035049589, 20175247945]

約数ペア:

[(1, 20175247945), (5, 4035049589), (19, 1061855155), (29, 695698205), (59, 341953355), (95, 212371031), (145, 139139641), (295, 68390671), (551, 36615695), (1121, 17997545), (1711, 11791495), (2755, 7323139), (5605, 3599509), (8555, 2358299), (32509, 620605), (124121, 162545)]