1642830028

素因数分解:

$2^2\times 7^1\times {\mathrm{2887}}^1\times {\mathrm{20323}}^1$

素因数の和:23221

約数の個数: 24

約数和(自身を含む): 3286959872

約数和(自身を除く): 1644129844

約数列:

[1, 2, 4, 7, 14, 28, 2887, 5774, 11548, 20209, 20323, 40418, 40646, 80836, 81292, 142261, 284522, 569044, 58672501, 117345002, 234690004, 410707507, 821415014, 1642830028]

約数ペア:

[(1, 1642830028), (2, 821415014), (4, 410707507), (7, 234690004), (14, 117345002), (28, 58672501), (2887, 569044), (5774, 284522), (11548, 142261), (20209, 81292), (20323, 80836), (40418, 40646)]