2021878255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1251937}}^1$

素因数の和:1251978

約数の個数: 16

約数和(自身を含む): 2704186080

約数和(自身を除く): 682307825

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 1251937, 6259685, 21282929, 23786803, 106414645, 118934015, 404375651, 2021878255]

約数ペア:

[(1, 2021878255), (5, 404375651), (17, 118934015), (19, 106414645), (85, 23786803), (95, 21282929), (323, 6259685), (1615, 1251937)]