18287236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5261}}^1$

素因数の和:5355

約数の個数: 24

約数和(自身を含む): 35360640

約数和(自身を除く): 17073404

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5261, 10522, 21044, 57871, 115742, 231484, 415619, 831238, 1662476, 4571809, 9143618, 18287236]

約数ペア:

[(1, 18287236), (2, 9143618), (4, 4571809), (11, 1662476), (22, 831238), (44, 415619), (79, 231484), (158, 115742), (316, 57871), (869, 21044), (1738, 10522), (3476, 5261)]