664081772

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{4487039}}^1$

素因数の和:4487080

約数の個数: 12

約数和(自身を含む): 1193552640

約数和(自身を除く): 529470868

約数列:

[1, 2, 4, 37, 74, 148, 4487039, 8974078, 17948156, 166020443, 332040886, 664081772]

約数ペア:

[(1, 664081772), (2, 332040886), (4, 166020443), (37, 17948156), (74, 8974078), (148, 4487039)]