1640697838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1619}}^1\times {\mathrm{38977}}^1$

素因数の和:40611

約数の個数: 16

約数和(自身を含む): 2652063120

約数和(自身を除く): 1011365282

約数列:

[1, 2, 13, 26, 1619, 3238, 21047, 38977, 42094, 77954, 506701, 1013402, 63103763, 126207526, 820348919, 1640697838]

約数ペア:

[(1, 1640697838), (2, 820348919), (13, 126207526), (26, 63103763), (1619, 1013402), (3238, 506701), (21047, 77954), (38977, 42094)]