20218373804

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{1013}}^1\times {\mathrm{9803}}^1$

素因数の和:11329

約数の個数: 24

約数和(自身を含む): 35490283920

約数和(自身を除く): 15271910116

約数列:

[1, 2, 4, 509, 1013, 1018, 2026, 2036, 4052, 9803, 19606, 39212, 515617, 1031234, 2062468, 4989727, 9930439, 9979454, 19860878, 19958908, 39721756, 5054593451, 10109186902, 20218373804]

約数ペア:

[(1, 20218373804), (2, 10109186902), (4, 5054593451), (509, 39721756), (1013, 19958908), (1018, 19860878), (2026, 9979454), (2036, 9930439), (4052, 4989727), (9803, 2062468), (19606, 1031234), (39212, 515617)]