31998448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{64513}}^1$

素因数の和:64552

約数の個数: 20

約数和(自身を含む): 63997888

約数和(自身を除く): 31999440

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 64513, 129026, 258052, 516104, 1032208, 1999903, 3999806, 7999612, 15999224, 31998448]

約数ペア:

[(1, 31998448), (2, 15999224), (4, 7999612), (8, 3999806), (16, 1999903), (31, 1032208), (62, 516104), (124, 258052), (248, 129026), (496, 64513)]