17791930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136861}}^1$

素因数の和:136881

約数の個数: 16

約数和(自身を含む): 34489224

約数和(自身を除く): 16697294

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 136861, 273722, 684305, 1368610, 1779193, 3558386, 8895965, 17791930]

約数ペア:

[(1, 17791930), (2, 8895965), (5, 3558386), (10, 1779193), (13, 1368610), (26, 684305), (65, 273722), (130, 136861)]