20192018

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18731}}^1$

素因数の和:18758

約数の個数: 24

約数和(自身を含む): 38438064

約数和(自身を除く): 18246046

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 18731, 37462, 131117, 206041, 262234, 412082, 917819, 1442287, 1835638, 2884574, 10096009, 20192018]

約数ペア:

[(1, 20192018), (2, 10096009), (7, 2884574), (11, 1835638), (14, 1442287), (22, 917819), (49, 412082), (77, 262234), (98, 206041), (154, 131117), (539, 37462), (1078, 18731)]