157430864

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{44123}}^1$

素因数の和:44354

約数の個数: 20

約数和(自身を含む): 306397056

約数和(自身を除く): 148966192

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 44123, 88246, 176492, 352984, 705968, 9839429, 19678858, 39357716, 78715432, 157430864]

約数ペア:

[(1, 157430864), (2, 78715432), (4, 39357716), (8, 19678858), (16, 9839429), (223, 705968), (446, 352984), (892, 176492), (1784, 88246), (3568, 44123)]