209979404

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{1693}}^1$

素因数の和:2105

約数の個数: 24

約数和(自身を含む): 372530928

約数和(自身を除く): 162551524

約数列:

[1, 2, 4, 101, 202, 307, 404, 614, 1228, 1693, 3386, 6772, 31007, 62014, 124028, 170993, 341986, 519751, 683972, 1039502, 2079004, 52494851, 104989702, 209979404]

約数ペア:

[(1, 209979404), (2, 104989702), (4, 52494851), (101, 2079004), (202, 1039502), (307, 683972), (404, 519751), (614, 341986), (1228, 170993), (1693, 124028), (3386, 62014), (6772, 31007)]