87021584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{418373}}^1$

素因数の和:418394

約数の個数: 20

約数和(自身を含む): 181574316

約数和(自身を除く): 94552732

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 418373, 836746, 1673492, 3346984, 5438849, 6693968, 10877698, 21755396, 43510792, 87021584]

約数ペア:

[(1, 87021584), (2, 43510792), (4, 21755396), (8, 10877698), (13, 6693968), (16, 5438849), (26, 3346984), (52, 1673492), (104, 836746), (208, 418373)]