20555002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7253}}^1$

素因数の和:7377

約数の個数: 16

約数和(自身を含む): 33513480

約数和(自身を除く): 12958478

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7253, 14506, 94289, 188578, 790577, 1581154, 10277501, 20555002]

約数ペア:

[(1, 20555002), (2, 10277501), (13, 1581154), (26, 790577), (109, 188578), (218, 94289), (1417, 14506), (2834, 7253)]