20212542610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155481097}}^1$

素因数の和:155481117

約数の個数: 16

約数和(自身を含む): 39181236696

約数和(自身を除く): 18968694086

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155481097, 310962194, 777405485, 1554810970, 2021254261, 4042508522, 10106271305, 20212542610]

約数ペア:

[(1, 20212542610), (2, 10106271305), (5, 4042508522), (10, 2021254261), (13, 1554810970), (26, 777405485), (65, 310962194), (130, 155481097)]