18251480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35099}}^1$

素因数の和:35123

約数の個数: 32

約数和(自身を含む): 44226000

約数和(自身を除く): 25974520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 35099, 70198, 140396, 175495, 280792, 350990, 456287, 701980, 912574, 1403960, 1825148, 2281435, 3650296, 4562870, 9125740, 18251480]

約数ペア:

[(1, 18251480), (2, 9125740), (4, 4562870), (5, 3650296), (8, 2281435), (10, 1825148), (13, 1403960), (20, 912574), (26, 701980), (40, 456287), (52, 350990), (65, 280792), (104, 175495), (130, 140396), (260, 70198), (520, 35099)]