20121255817

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{563447}}^1$

素因数の和:563568

約数の個数: 16

約数和(自身を含む): 22528904832

約数和(自身を除く): 2407649015

約数列:

[1, 13, 41, 67, 533, 871, 2747, 35711, 563447, 7324811, 23101327, 37750949, 300317251, 490762337, 1547788909, 20121255817]

約数ペア:

[(1, 20121255817), (13, 1547788909), (41, 490762337), (67, 300317251), (533, 37750949), (871, 23101327), (2747, 7324811), (35711, 563447)]