17940340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81547}}^1$

素因数の和:81567

約数の個数: 24

約数和(自身を含む): 41100192

約数和(自身を除く): 23159852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 81547, 163094, 326188, 407735, 815470, 897017, 1630940, 1794034, 3588068, 4485085, 8970170, 17940340]

約数ペア:

[(1, 17940340), (2, 8970170), (4, 4485085), (5, 3588068), (10, 1794034), (11, 1630940), (20, 897017), (22, 815470), (44, 407735), (55, 326188), (110, 163094), (220, 81547)]