17930380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68963}}^1$

素因数の和:68985

約数の個数: 24

約数和(自身を含む): 40550832

約数和(自身を除く): 22620452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68963, 137926, 275852, 344815, 689630, 896519, 1379260, 1793038, 3586076, 4482595, 8965190, 17930380]

約数ペア:

[(1, 17930380), (2, 8965190), (4, 4482595), (5, 3586076), (10, 1793038), (13, 1379260), (20, 896519), (26, 689630), (52, 344815), (65, 275852), (130, 137926), (260, 68963)]