18979992

素因数分解:

$2^3\times 3^2\times {\mathrm{263611}}^1$

素因数の和:263623

約数の個数: 24

約数和(自身を含む): 51404340

約数和(自身を除く): 32424348

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 263611, 527222, 790833, 1054444, 1581666, 2108888, 2372499, 3163332, 4744998, 6326664, 9489996, 18979992]

約数ペア:

[(1, 18979992), (2, 9489996), (3, 6326664), (4, 4744998), (6, 3163332), (8, 2372499), (9, 2108888), (12, 1581666), (18, 1054444), (24, 790833), (36, 527222), (72, 263611)]