20194157291

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{248119}}^1$

素因数の和:248295

約数の個数: 24

約数和(自身を含む): 25796540160

約数和(自身を除く): 5602382869

約数列:

[1, 7, 11, 49, 77, 151, 539, 1057, 1661, 7399, 11627, 81389, 248119, 1736833, 2729309, 12157831, 19105163, 37465969, 133736141, 262261783, 412125659, 1835832481, 2884879613, 20194157291]

約数ペア:

[(1, 20194157291), (7, 2884879613), (11, 1835832481), (49, 412125659), (77, 262261783), (151, 133736141), (539, 37465969), (1057, 19105163), (1661, 12157831), (7399, 2729309), (11627, 1736833), (81389, 248119)]