15281968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73471}}^1$

素因数の和:73492

約数の個数: 20

約数和(自身を含む): 31886848

約数和(自身を除く): 16604880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 73471, 146942, 293884, 587768, 955123, 1175536, 1910246, 3820492, 7640984, 15281968]

約数ペア:

[(1, 15281968), (2, 7640984), (4, 3820492), (8, 1910246), (13, 1175536), (16, 955123), (26, 587768), (52, 293884), (104, 146942), (208, 73471)]