20898033

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 30849408

約数和(自身を除く): 9951375

約数列:

[1, 3, 13, 39, 47, 141, 169, 507, 611, 877, 1833, 2631, 7943, 11401, 23829, 34203, 41219, 123657, 148213, 444639, 535847, 1607541, 6966011, 20898033]

約数ペア:

[(1, 20898033), (3, 6966011), (13, 1607541), (39, 535847), (47, 444639), (141, 148213), (169, 123657), (507, 41219), (611, 34203), (877, 23829), (1833, 11401), (2631, 7943)]