18086215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 26593920

約数和(自身を除く): 8507705

約数列:

[1, 5, 7, 17, 35, 85, 113, 119, 269, 565, 595, 791, 1345, 1883, 1921, 3955, 4573, 9415, 9605, 13447, 22865, 30397, 32011, 67235, 151985, 160055, 212779, 516749, 1063895, 2583745, 3617243, 18086215]

約数ペア:

[(1, 18086215), (5, 3617243), (7, 2583745), (17, 1063895), (35, 516749), (85, 212779), (113, 160055), (119, 151985), (269, 67235), (565, 32011), (595, 30397), (791, 22865), (1345, 13447), (1883, 9605), (1921, 9415), (3955, 4573)]