18497396

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:192

約数の個数: 36

約数和(自身を含む): 34505604

約数和(自身を除く): 16008208

約数列:

[1, 2, 4, 41, 43, 61, 82, 86, 122, 164, 172, 244, 1763, 1849, 2501, 2623, 3526, 3698, 5002, 5246, 7052, 7396, 10004, 10492, 75809, 107543, 112789, 151618, 215086, 225578, 303236, 430172, 451156, 4624349, 9248698, 18497396]

約数ペア:

[(1, 18497396), (2, 9248698), (4, 4624349), (41, 451156), (43, 430172), (61, 303236), (82, 225578), (86, 215086), (122, 151618), (164, 112789), (172, 107543), (244, 75809), (1763, 10492), (1849, 10004), (2501, 7396), (2623, 7052), (3526, 5246), (3698, 5002)]