20213878834

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{941}}^1\times {\mathrm{54521}}^1$

素因数の和:55661

約数の個数: 16

約数和(自身を含む): 30507676056

約数和(自身を除く): 10293797222

約数列:

[1, 2, 197, 394, 941, 1882, 54521, 109042, 185377, 370754, 10740637, 21481274, 51304261, 102608522, 10106939417, 20213878834]

約数ペア:

[(1, 20213878834), (2, 10106939417), (197, 102608522), (394, 51304261), (941, 21481274), (1882, 10740637), (54521, 370754), (109042, 185377)]