42425968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{203971}}^1$

素因数の和:203992

約数の個数: 20

約数和(自身を含む): 88523848

約数和(自身を除く): 46097880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 203971, 407942, 815884, 1631768, 2651623, 3263536, 5303246, 10606492, 21212984, 42425968]

約数ペア:

[(1, 42425968), (2, 21212984), (4, 10606492), (8, 5303246), (13, 3263536), (16, 2651623), (26, 1631768), (52, 815884), (104, 407942), (208, 203971)]