20168892

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^2\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 72

約数和(自身を含む): 54064080

約数和(自身を除く): 33895188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 101, 108, 129, 172, 202, 258, 303, 387, 404, 516, 606, 774, 909, 1161, 1212, 1548, 1818, 1849, 2322, 2727, 3636, 3698, 4343, 4644, 5454, 5547, 7396, 8686, 10908, 11094, 13029, 16641, 17372, 22188, 26058, 33282, 39087, 49923, 52116, 66564, 78174, 99846, 117261, 156348, 186749, 199692, 234522, 373498, 469044, 560247, 746996, 1120494, 1680741, 2240988, 3361482, 5042223, 6722964, 10084446, 20168892]

約数ペア:

[(1, 20168892), (2, 10084446), (3, 6722964), (4, 5042223), (6, 3361482), (9, 2240988), (12, 1680741), (18, 1120494), (27, 746996), (36, 560247), (43, 469044), (54, 373498), (86, 234522), (101, 199692), (108, 186749), (129, 156348), (172, 117261), (202, 99846), (258, 78174), (303, 66564), (387, 52116), (404, 49923), (516, 39087), (606, 33282), (774, 26058), (909, 22188), (1161, 17372), (1212, 16641), (1548, 13029), (1818, 11094), (1849, 10908), (2322, 8686), (2727, 7396), (3636, 5547), (3698, 5454), (4343, 4644)]