1640456844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{10515749}}^1$

素因数の和:10515769

約数の個数: 24

約数和(自身を含む): 4122174000

約数和(自身を除く): 2481717156

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 10515749, 21031498, 31547247, 42062996, 63094494, 126188988, 136704737, 273409474, 410114211, 546818948, 820228422, 1640456844]

約数ペア:

[(1, 1640456844), (2, 820228422), (3, 546818948), (4, 410114211), (6, 273409474), (12, 136704737), (13, 126188988), (26, 63094494), (39, 42062996), (52, 31547247), (78, 21031498), (156, 10515749)]