1640392988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31546019}}^1$

素因数の和:31546036

約数の個数: 12

約数和(自身を含む): 3091509960

約数和(自身を除く): 1451116972

約数列:

[1, 2, 4, 13, 26, 52, 31546019, 63092038, 126184076, 410098247, 820196494, 1640392988]

約数ペア:

[(1, 1640392988), (2, 820196494), (4, 410098247), (13, 126184076), (26, 63092038), (52, 31546019)]