30991728

素因数分解:

$2^4\times 3^1\times {\mathrm{645661}}^1$

素因数の和:645672

約数の個数: 20

約数和(自身を含む): 80062088

約数和(自身を除く): 49070360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 645661, 1291322, 1936983, 2582644, 3873966, 5165288, 7747932, 10330576, 15495864, 30991728]

約数ペア:

[(1, 30991728), (2, 15495864), (3, 10330576), (4, 7747932), (6, 5165288), (8, 3873966), (12, 2582644), (16, 1936983), (24, 1291322), (48, 645661)]