20253714

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2521}}^1$

素因数の和:2642

約数の個数: 32

約数和(自身を含む): 44064384

約数和(自身を除く): 23810670

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2521, 2678, 4017, 5042, 7563, 8034, 15126, 32773, 65546, 98319, 196638, 259663, 519326, 778989, 1557978, 3375619, 6751238, 10126857, 20253714]

約数ペア:

[(1, 20253714), (2, 10126857), (3, 6751238), (6, 3375619), (13, 1557978), (26, 778989), (39, 519326), (78, 259663), (103, 196638), (206, 98319), (309, 65546), (618, 32773), (1339, 15126), (2521, 8034), (2678, 7563), (4017, 5042)]