20213274

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2063}}^1$

素因数の和:2162

約数の個数: 32

約数和(自身を含む): 42799104

約数和(自身を除く): 22585830

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 2063, 3266, 4126, 4899, 6189, 9798, 12378, 47449, 94898, 142347, 146473, 284694, 292946, 439419, 878838, 3368879, 6737758, 10106637, 20213274]

約数ペア:

[(1, 20213274), (2, 10106637), (3, 6737758), (6, 3368879), (23, 878838), (46, 439419), (69, 292946), (71, 284694), (138, 146473), (142, 142347), (213, 94898), (426, 47449), (1633, 12378), (2063, 9798), (3266, 6189), (4126, 4899)]