20564676

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4721}}^1$

素因数の和:4753

約数の個数: 54

約数和(自身を含む): 57150366

約数和(自身を除く): 36585690

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4721, 9442, 14163, 18884, 28326, 42489, 51931, 56652, 84978, 103862, 155793, 169956, 207724, 311586, 467379, 571241, 623172, 934758, 1142482, 1713723, 1869516, 2284964, 3427446, 5141169, 6854892, 10282338, 20564676]

約数ペア:

[(1, 20564676), (2, 10282338), (3, 6854892), (4, 5141169), (6, 3427446), (9, 2284964), (11, 1869516), (12, 1713723), (18, 1142482), (22, 934758), (33, 623172), (36, 571241), (44, 467379), (66, 311586), (99, 207724), (121, 169956), (132, 155793), (198, 103862), (242, 84978), (363, 56652), (396, 51931), (484, 42489), (726, 28326), (1089, 18884), (1452, 14163), (2178, 9442), (4356, 4721)]