20550666

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2539}}^1$

素因数の和:2634

約数の個数: 32

約数和(自身を含む): 43891200

約数和(自身を除く): 23340534

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2539, 2698, 4047, 5078, 7617, 8094, 15234, 48241, 96482, 144723, 180269, 289446, 360538, 540807, 1081614, 3425111, 6850222, 10275333, 20550666]

約数ペア:

[(1, 20550666), (2, 10275333), (3, 6850222), (6, 3425111), (19, 1081614), (38, 540807), (57, 360538), (71, 289446), (114, 180269), (142, 144723), (213, 96482), (426, 48241), (1349, 15234), (2539, 8094), (2698, 7617), (4047, 5078)]