20189955838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25049573}}^1$

素因数の和:25049619

約数の個数: 16

約数和(自身を含む): 33666627456

約数和(自身を除く): 13476671618

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 25049573, 50099146, 325644449, 651288898, 776536763, 1553073526, 10094977919, 20189955838]

約数ペア:

[(1, 20189955838), (2, 10094977919), (13, 1553073526), (26, 776536763), (31, 651288898), (62, 325644449), (403, 50099146), (806, 25049573)]