20255886

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1307}}^1$

素因数の和:1366

約数の個数: 64

約数和(自身を含む): 52738560

約数和(自身を除く): 32482674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 123, 126, 189, 246, 287, 369, 378, 574, 738, 861, 1107, 1307, 1722, 2214, 2583, 2614, 3921, 5166, 7749, 7842, 9149, 11763, 15498, 18298, 23526, 27447, 35289, 53587, 54894, 70578, 82341, 107174, 160761, 164682, 247023, 321522, 375109, 482283, 494046, 750218, 964566, 1125327, 1446849, 2250654, 2893698, 3375981, 6751962, 10127943, 20255886]

約数ペア:

[(1, 20255886), (2, 10127943), (3, 6751962), (6, 3375981), (7, 2893698), (9, 2250654), (14, 1446849), (18, 1125327), (21, 964566), (27, 750218), (41, 494046), (42, 482283), (54, 375109), (63, 321522), (82, 247023), (123, 164682), (126, 160761), (189, 107174), (246, 82341), (287, 70578), (369, 54894), (378, 53587), (574, 35289), (738, 27447), (861, 23526), (1107, 18298), (1307, 15498), (1722, 11763), (2214, 9149), (2583, 7842), (2614, 7749), (3921, 5166)]