2019939830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{44171}}^1$

素因数の和:44464

約数の個数: 32

約数和(自身を含む): 3864166560

約数和(自身を除く): 1844226730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 269, 538, 1345, 2690, 4573, 9146, 22865, 44171, 45730, 88342, 220855, 441710, 750907, 1501814, 3754535, 7509070, 11881999, 23763998, 59409995, 118819990, 201993983, 403987966, 1009969915, 2019939830]

約数ペア:

[(1, 2019939830), (2, 1009969915), (5, 403987966), (10, 201993983), (17, 118819990), (34, 59409995), (85, 23763998), (170, 11881999), (269, 7509070), (538, 3754535), (1345, 1501814), (2690, 750907), (4573, 441710), (9146, 220855), (22865, 88342), (44171, 45730)]