18209360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17509}}^1$

素因数の和:17535

約数の個数: 40

約数和(自身を含む): 45596040

約数和(自身を除く): 27386680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 17509, 35018, 70036, 87545, 140072, 175090, 227617, 280144, 350180, 455234, 700360, 910468, 1138085, 1400720, 1820936, 2276170, 3641872, 4552340, 9104680, 18209360]

約数ペア:

[(1, 18209360), (2, 9104680), (4, 4552340), (5, 3641872), (8, 2276170), (10, 1820936), (13, 1400720), (16, 1138085), (20, 910468), (26, 700360), (40, 455234), (52, 350180), (65, 280144), (80, 227617), (104, 175090), (130, 140072), (208, 87545), (260, 70036), (520, 35018), (1040, 17509)]