20434479

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5087}}^1$

素因数の和:5206

約数の個数: 16

約数和(自身を含む): 29632512

約数和(自身を除く): 9198033

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 5087, 15261, 66131, 198393, 523961, 1571883, 6811493, 20434479]

約数ペア:

[(1, 20434479), (3, 6811493), (13, 1571883), (39, 523961), (103, 198393), (309, 66131), (1339, 15261), (4017, 5087)]