20785128002

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{2179}}^1\times {\mathrm{101477}}^1$

素因数の和:103705

約数の個数: 16

約数和(自身を含む): 31855973760

約数和(自身を除く): 11070845758

約数列:

[1, 2, 47, 94, 2179, 4358, 101477, 102413, 202954, 204826, 4769419, 9538838, 221118383, 442236766, 10392564001, 20785128002]

約数ペア:

[(1, 20785128002), (2, 10392564001), (47, 442236766), (94, 221118383), (2179, 9538838), (4358, 4769419), (101477, 204826), (102413, 202954)]