16929820

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4729}}^1$

素因数の和:4917

約数の個数: 24

約数和(自身を含む): 35758800

約数和(自身を除く): 18828980

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 4729, 9458, 18916, 23645, 47290, 94580, 846491, 1692982, 3385964, 4232455, 8464910, 16929820]

約数ペア:

[(1, 16929820), (2, 8464910), (4, 4232455), (5, 3385964), (10, 1692982), (20, 846491), (179, 94580), (358, 47290), (716, 23645), (895, 18916), (1790, 9458), (3580, 4729)]