28409968

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{77201}}^1$

素因数の和:77232

約数の個数: 20

約数和(自身を含む): 57438288

約数和(自身を除く): 29028320

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 77201, 154402, 308804, 617608, 1235216, 1775623, 3551246, 7102492, 14204984, 28409968]

約数ペア:

[(1, 28409968), (2, 14204984), (4, 7102492), (8, 3551246), (16, 1775623), (23, 1235216), (46, 617608), (92, 308804), (184, 154402), (368, 77201)]