22510778

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:853

約数の個数: 16

約数和(自身を含む): 34309440

約数和(自身を除く): 11798662

約数列:

[1, 2, 131, 151, 262, 302, 569, 1138, 19781, 39562, 74539, 85919, 149078, 171838, 11255389, 22510778]

約数ペア:

[(1, 22510778), (2, 11255389), (131, 171838), (151, 149078), (262, 85919), (302, 74539), (569, 39562), (1138, 19781)]