18645510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47809}}^1$

素因数の和:47832

約数の個数: 32

約数和(自身を含む): 48192480

約数和(自身を除く): 29546970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47809, 95618, 143427, 239045, 286854, 478090, 621517, 717135, 1243034, 1434270, 1864551, 3107585, 3729102, 6215170, 9322755, 18645510]

約数ペア:

[(1, 18645510), (2, 9322755), (3, 6215170), (5, 3729102), (6, 3107585), (10, 1864551), (13, 1434270), (15, 1243034), (26, 717135), (30, 621517), (39, 478090), (65, 286854), (78, 239045), (130, 143427), (195, 95618), (390, 47809)]