20178516

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{15427}}^1$

素因数の和:15543

約数の個数: 24

約数和(自身を含む): 47518240

約数和(自身を除く): 27339724

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 15427, 30854, 46281, 61708, 92562, 185124, 1681543, 3363086, 5044629, 6726172, 10089258, 20178516]

約数ペア:

[(1, 20178516), (2, 10089258), (3, 6726172), (4, 5044629), (6, 3363086), (12, 1681543), (109, 185124), (218, 92562), (327, 61708), (436, 46281), (654, 30854), (1308, 15427)]