13218974

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 21821184

約数和(自身を除く): 8602210

約数列:

[1, 2, 23, 41, 43, 46, 82, 86, 163, 326, 943, 989, 1763, 1886, 1978, 3526, 3749, 6683, 7009, 7498, 13366, 14018, 40549, 81098, 153709, 161207, 287369, 307418, 322414, 574738, 6609487, 13218974]

約数ペア:

[(1, 13218974), (2, 6609487), (23, 574738), (41, 322414), (43, 307418), (46, 287369), (82, 161207), (86, 153709), (163, 81098), (326, 40549), (943, 14018), (989, 13366), (1763, 7498), (1886, 7009), (1978, 6683), (3526, 3749)]