20260845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^2$

素因数の和:155

約数の個数: 54

約数和(自身を含む): 39244842

約数和(自身を除く): 18983997

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 99, 121, 165, 183, 305, 363, 495, 549, 605, 671, 915, 1089, 1815, 2013, 2745, 3355, 3721, 5445, 6039, 7381, 10065, 11163, 18605, 22143, 30195, 33489, 36905, 40931, 55815, 66429, 110715, 122793, 167445, 204655, 332145, 368379, 450241, 613965, 1350723, 1841895, 2251205, 4052169, 6753615, 20260845]

約数ペア:

[(1, 20260845), (3, 6753615), (5, 4052169), (9, 2251205), (11, 1841895), (15, 1350723), (33, 613965), (45, 450241), (55, 368379), (61, 332145), (99, 204655), (121, 167445), (165, 122793), (183, 110715), (305, 66429), (363, 55815), (495, 40931), (549, 36905), (605, 33489), (671, 30195), (915, 22143), (1089, 18605), (1815, 11163), (2013, 10065), (2745, 7381), (3355, 6039), (3721, 5445)]