91977968

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{41357}}^1$

素因数の和:41504

約数の個数: 20

約数和(自身を含む): 179493720

約数和(自身を除く): 87515752

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 41357, 82714, 165428, 330856, 661712, 5748623, 11497246, 22994492, 45988984, 91977968]

約数ペア:

[(1, 91977968), (2, 45988984), (4, 22994492), (8, 11497246), (16, 5748623), (139, 661712), (278, 330856), (556, 165428), (1112, 82714), (2224, 41357)]