19374550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:793

約数の個数: 48

約数和(自身を含む): 39809952

約数和(自身を除く): 20435402

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 727, 1025, 1066, 1454, 2050, 2665, 3635, 5330, 7270, 9451, 13325, 18175, 18902, 26650, 29807, 36350, 47255, 59614, 94510, 149035, 236275, 298070, 387491, 472550, 745175, 774982, 1490350, 1937455, 3874910, 9687275, 19374550]

約数ペア:

[(1, 19374550), (2, 9687275), (5, 3874910), (10, 1937455), (13, 1490350), (25, 774982), (26, 745175), (41, 472550), (50, 387491), (65, 298070), (82, 236275), (130, 149035), (205, 94510), (325, 59614), (410, 47255), (533, 36350), (650, 29807), (727, 26650), (1025, 18902), (1066, 18175), (1454, 13325), (2050, 9451), (2665, 7270), (3635, 5330)]