18716730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1489}}^1$

素因数の和:1918

約数の個数: 32

約数和(自身を含む): 45057600

約数和(自身を除く): 26340870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 419, 838, 1257, 1489, 2095, 2514, 2978, 4190, 4467, 6285, 7445, 8934, 12570, 14890, 22335, 44670, 623891, 1247782, 1871673, 3119455, 3743346, 6238910, 9358365, 18716730]

約数ペア:

[(1, 18716730), (2, 9358365), (3, 6238910), (5, 3743346), (6, 3119455), (10, 1871673), (15, 1247782), (30, 623891), (419, 44670), (838, 22335), (1257, 14890), (1489, 12570), (2095, 8934), (2514, 7445), (2978, 6285), (4190, 4467)]