20668676

素因数分解:

$2^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1979}}^1$

素因数の和:2363

約数の個数: 24

約数和(自身を含む): 41469120

約数和(自身を除く): 20800444

約数列:

[1, 2, 4, 7, 14, 28, 373, 746, 1492, 1979, 2611, 3958, 5222, 7916, 10444, 13853, 27706, 55412, 738167, 1476334, 2952668, 5167169, 10334338, 20668676]

約数ペア:

[(1, 20668676), (2, 10334338), (4, 5167169), (7, 2952668), (14, 1476334), (28, 738167), (373, 55412), (746, 27706), (1492, 13853), (1979, 10444), (2611, 7916), (3958, 5222)]