20005937290

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48794969}}^1$

素因数の和:48795017

約数の個数: 16

約数和(自身を含む): 36888997320

約数和(自身を除く): 16883060030

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 48794969, 97589938, 243974845, 487949690, 2000593729, 4001187458, 10002968645, 20005937290]

約数ペア:

[(1, 20005937290), (2, 10002968645), (5, 4001187458), (10, 2000593729), (41, 487949690), (82, 243974845), (205, 97589938), (410, 48794969)]