86745968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{318919}}^1$

素因数の和:318944

約数の個数: 20

約数和(自身を含む): 177957360

約数和(自身を除く): 91211392

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 318919, 637838, 1275676, 2551352, 5102704, 5421623, 10843246, 21686492, 43372984, 86745968]

約数ペア:

[(1, 86745968), (2, 43372984), (4, 21686492), (8, 10843246), (16, 5421623), (17, 5102704), (34, 2551352), (68, 1275676), (136, 637838), (272, 318919)]