17991690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2213}}^1$

素因数の和:2494

約数の個数: 32

約数和(自身を含む): 43358976

約数和(自身を除く): 25367286

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2213, 2710, 4065, 4426, 6639, 8130, 11065, 13278, 22130, 33195, 66390, 599723, 1199446, 1799169, 2998615, 3598338, 5997230, 8995845, 17991690]

約数ペア:

[(1, 17991690), (2, 8995845), (3, 5997230), (5, 3598338), (6, 2998615), (10, 1799169), (15, 1199446), (30, 599723), (271, 66390), (542, 33195), (813, 22130), (1355, 13278), (1626, 11065), (2213, 8130), (2710, 6639), (4065, 4426)]