90668884

素因数分解:

$2^2\times {\mathrm{149}}^2\times {\mathrm{1021}}^1$

素因数の和:1323

約数の個数: 18

約数和(自身を含む): 159899054

約数和(自身を除く): 69230170

約数列:

[1, 2, 4, 149, 298, 596, 1021, 2042, 4084, 22201, 44402, 88804, 152129, 304258, 608516, 22667221, 45334442, 90668884]

約数ペア:

[(1, 90668884), (2, 45334442), (4, 22667221), (149, 608516), (298, 304258), (596, 152129), (1021, 88804), (2042, 44402), (4084, 22201)]