18988252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7547}}^1$

素因数の和:7605

約数の個数: 24

約数和(自身を含む): 36139824

約数和(自身を除く): 17151572

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 7547, 15094, 30188, 128299, 256598, 279239, 513196, 558478, 1116956, 4747063, 9494126, 18988252]

約数ペア:

[(1, 18988252), (2, 9494126), (4, 4747063), (17, 1116956), (34, 558478), (37, 513196), (68, 279239), (74, 256598), (148, 128299), (629, 30188), (1258, 15094), (2516, 7547)]