18465008

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{12967}}^1$

素因数の和:13064

約数の個数: 20

約数和(自身を含む): 36180720

約数和(自身を除く): 17715712

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 12967, 25934, 51868, 103736, 207472, 1154063, 2308126, 4616252, 9232504, 18465008]

約数ペア:

[(1, 18465008), (2, 9232504), (4, 4616252), (8, 2308126), (16, 1154063), (89, 207472), (178, 103736), (356, 51868), (712, 25934), (1424, 12967)]