20088770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3769}}^1$

素因数の和:3830

約数の個数: 32

約数和(自身を含む): 39901680

約数和(自身を除く): 19812910

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 3769, 5330, 7538, 18845, 37690, 48997, 97994, 154529, 244985, 309058, 489970, 772645, 1545290, 2008877, 4017754, 10044385, 20088770]

約数ペア:

[(1, 20088770), (2, 10044385), (5, 4017754), (10, 2008877), (13, 1545290), (26, 772645), (41, 489970), (65, 309058), (82, 244985), (130, 154529), (205, 97994), (410, 48997), (533, 37690), (1066, 18845), (2665, 7538), (3769, 5330)]