1640673866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{423509}}^1$

素因数の和:423673

約数の個数: 16

約数和(自身を含む): 2668113000

約数和(自身を除く): 1027439134

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 423509, 847018, 5505617, 11011234, 63102841, 126205682, 820336933, 1640673866]

約数ペア:

[(1, 1640673866), (2, 820336933), (13, 126205682), (26, 63102841), (149, 11011234), (298, 5505617), (1937, 847018), (3874, 423509)]