18283925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3911}}^1$

素因数の和:3949

約数の個数: 24

約数和(自身を含む): 26194752

約数和(自身を除く): 7910827

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 3911, 4675, 19555, 43021, 66487, 97775, 215105, 332435, 731357, 1075525, 1662175, 3656785, 18283925]

約数ペア:

[(1, 18283925), (5, 3656785), (11, 1662175), (17, 1075525), (25, 731357), (55, 332435), (85, 215105), (187, 97775), (275, 66487), (425, 43021), (935, 19555), (3911, 4675)]