22281968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{81919}}^1$

素因数の和:81944

約数の個数: 20

約数和(自身を含む): 45711360

約数和(自身を除く): 23429392

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 81919, 163838, 327676, 655352, 1310704, 1392623, 2785246, 5570492, 11140984, 22281968]

約数ペア:

[(1, 22281968), (2, 11140984), (4, 5570492), (8, 2785246), (16, 1392623), (17, 1310704), (34, 655352), (68, 327676), (136, 163838), (272, 81919)]