91409968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439471}}^1$

素因数の和:439492

約数の個数: 20

約数和(自身を含む): 190730848

約数和(自身を除く): 99320880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439471, 878942, 1757884, 3515768, 5713123, 7031536, 11426246, 22852492, 45704984, 91409968]

約数ペア:

[(1, 91409968), (2, 45704984), (4, 22852492), (8, 11426246), (13, 7031536), (16, 5713123), (26, 3515768), (52, 1757884), (104, 878942), (208, 439471)]