20121626189

素因数分解:

$7^1\times {\mathrm{383}}^1\times {\mathrm{1831}}^1\times {\mathrm{4099}}^1$

素因数の和:6320

約数の個数: 16

約数和(自身を含む): 23074406400

約数和(自身を除く): 2952780211

約数列:

[1, 7, 383, 1831, 2681, 4099, 12817, 28693, 701273, 1569917, 4908911, 7505269, 10989419, 52536883, 2874518027, 20121626189]

約数ペア:

[(1, 20121626189), (7, 2874518027), (383, 52536883), (1831, 10989419), (2681, 7505269), (4099, 4908911), (12817, 1569917), (28693, 701273)]