28265968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{103919}}^1$

素因数の和:103944

約数の個数: 20

約数和(自身を含む): 57987360

約数和(自身を除く): 29721392

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 103919, 207838, 415676, 831352, 1662704, 1766623, 3533246, 7066492, 14132984, 28265968]

約数ペア:

[(1, 28265968), (2, 14132984), (4, 7066492), (8, 3533246), (16, 1766623), (17, 1662704), (34, 831352), (68, 415676), (136, 207838), (272, 103919)]