20743088

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{947}}^1$

素因数の和:1029

約数の個数: 30

約数和(自身を含む): 41348916

約数和(自身を除く): 20605828

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 947, 1369, 1894, 2738, 3788, 5476, 7576, 10952, 15152, 21904, 35039, 70078, 140156, 280312, 560624, 1296443, 2592886, 5185772, 10371544, 20743088]

約数ペア:

[(1, 20743088), (2, 10371544), (4, 5185772), (8, 2592886), (16, 1296443), (37, 560624), (74, 280312), (148, 140156), (296, 70078), (592, 35039), (947, 21904), (1369, 15152), (1894, 10952), (2738, 7576), (3788, 5476)]