20197520187

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5028011}}^1$

素因数の和:5028130

約数の個数: 16

約数和(自身を含む): 29283141888

約数和(自身を除く): 9085621701

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 5028011, 15084033, 65364143, 196092429, 517885133, 1553655399, 6732506729, 20197520187]

約数ペア:

[(1, 20197520187), (3, 6732506729), (13, 1553655399), (39, 517885133), (103, 196092429), (309, 65364143), (1339, 15084033), (4017, 5028011)]