18224680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26801}}^1$

素因数の和:26829

約数の個数: 32

約数和(自身を含む): 43419240

約数和(自身を除く): 25194560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 26801, 53602, 107204, 134005, 214408, 268010, 455617, 536020, 911234, 1072040, 1822468, 2278085, 3644936, 4556170, 9112340, 18224680]

約数ペア:

[(1, 18224680), (2, 9112340), (4, 4556170), (5, 3644936), (8, 2278085), (10, 1822468), (17, 1072040), (20, 911234), (34, 536020), (40, 455617), (68, 268010), (85, 214408), (136, 134005), (170, 107204), (340, 53602), (680, 26801)]