20651628

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{24239}}^1$

素因数の和:24317

約数の個数: 24

約数和(自身を含む): 48867840

約数和(自身を除く): 28216212

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 24239, 48478, 72717, 96956, 145434, 290868, 1720969, 3441938, 5162907, 6883876, 10325814, 20651628]

約数ペア:

[(1, 20651628), (2, 10325814), (3, 6883876), (4, 5162907), (6, 3441938), (12, 1720969), (71, 290868), (142, 145434), (213, 96956), (284, 72717), (426, 48478), (852, 24239)]