20533942

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 37403856

約数和(自身を除く): 16869914

約数列:

[1, 2, 11, 13, 22, 26, 61, 107, 121, 122, 143, 214, 242, 286, 671, 793, 1177, 1342, 1391, 1573, 1586, 2354, 2782, 3146, 6527, 7381, 8723, 12947, 13054, 14762, 15301, 17446, 25894, 30602, 71797, 84851, 95953, 143594, 168311, 169702, 191906, 336622, 789767, 933361, 1579534, 1866722, 10266971, 20533942]

約数ペア:

[(1, 20533942), (2, 10266971), (11, 1866722), (13, 1579534), (22, 933361), (26, 789767), (61, 336622), (107, 191906), (121, 169702), (122, 168311), (143, 143594), (214, 95953), (242, 84851), (286, 71797), (671, 30602), (793, 25894), (1177, 17446), (1342, 15301), (1391, 14762), (1573, 13054), (1586, 12947), (2354, 8723), (2782, 7381), (3146, 6527)]