18578286

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{14537}}^1$

素因数の和:14616

約数の個数: 24

約数和(自身を含む): 40822704

約数和(自身を除く): 22244418

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 14537, 29074, 43611, 87222, 130833, 261666, 1032127, 2064254, 3096381, 6192762, 9289143, 18578286]

約数ペア:

[(1, 18578286), (2, 9289143), (3, 6192762), (6, 3096381), (9, 2064254), (18, 1032127), (71, 261666), (142, 130833), (213, 87222), (426, 43611), (639, 29074), (1278, 14537)]