31980112

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{8363}}^1$

素因数の和:8610

約数の個数: 20

約数和(自身を含む): 62228160

約数和(自身を除く): 30248048

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 8363, 16726, 33452, 66904, 133808, 1998757, 3997514, 7995028, 15990056, 31980112]

約数ペア:

[(1, 31980112), (2, 15990056), (4, 7995028), (8, 3997514), (16, 1998757), (239, 133808), (478, 66904), (956, 33452), (1912, 16726), (3824, 8363)]