20218402804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{8629}}^1\times {\mathrm{34457}}^1$

素因数の和:43107

約数の個数: 24

約数和(自身を含む): 37468940040

約数和(自身を除く): 17250537236

約数列:

[1, 2, 4, 17, 34, 68, 8629, 17258, 34457, 34516, 68914, 137828, 146693, 293386, 585769, 586772, 1171538, 2343076, 297329453, 594658906, 1189317812, 5054600701, 10109201402, 20218402804]

約数ペア:

[(1, 20218402804), (2, 10109201402), (4, 5054600701), (17, 1189317812), (34, 594658906), (68, 297329453), (8629, 2343076), (17258, 1171538), (34457, 586772), (34516, 585769), (68914, 293386), (137828, 146693)]