16631452660

素因数分解:

$2^2\times 5^1\times {\mathrm{1493}}^1\times {\mathrm{556981}}^1$

素因数の和:558483

約数の個数: 24

約数和(自身を含む): 34949506536

約数和(自身を除く): 18318053876

約数列:

[1, 2, 4, 5, 10, 20, 1493, 2986, 5972, 7465, 14930, 29860, 556981, 1113962, 2227924, 2784905, 5569810, 11139620, 831572633, 1663145266, 3326290532, 4157863165, 8315726330, 16631452660]

約数ペア:

[(1, 16631452660), (2, 8315726330), (4, 4157863165), (5, 3326290532), (10, 1663145266), (20, 831572633), (1493, 11139620), (2986, 5569810), (5972, 2784905), (7465, 2227924), (14930, 1113962), (29860, 556981)]