64169968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{235919}}^1$

素因数の和:235944

約数の個数: 20

約数和(自身を含む): 131643360

約数和(自身を除く): 67473392

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 235919, 471838, 943676, 1887352, 3774704, 4010623, 8021246, 16042492, 32084984, 64169968]

約数ペア:

[(1, 64169968), (2, 32084984), (4, 16042492), (8, 8021246), (16, 4010623), (17, 3774704), (34, 1887352), (68, 943676), (136, 471838), (272, 235919)]