20123557553

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{3538519}}^1$

素因数の和:3538588

約数の個数: 12

約数和(自身を含む): 22589911680

約数和(自身を除く): 2466354127

約数列:

[1, 11, 47, 121, 517, 5687, 3538519, 38923709, 166310393, 428160799, 1829414323, 20123557553]

約数ペア:

[(1, 20123557553), (11, 1829414323), (47, 428160799), (121, 166310393), (517, 38923709), (5687, 3538519)]