20161900820

素因数分解:

$2^2\times 5^1\times {\mathrm{7573}}^1\times {\mathrm{133117}}^1$

素因数の和:140699

約数の個数: 24

約数和(自身を含む): 42345900744

約数和(自身を除く): 22183999924

約数列:

[1, 2, 4, 5, 10, 20, 7573, 15146, 30292, 37865, 75730, 133117, 151460, 266234, 532468, 665585, 1331170, 2662340, 1008095041, 2016190082, 4032380164, 5040475205, 10080950410, 20161900820]

約数ペア:

[(1, 20161900820), (2, 10080950410), (4, 5040475205), (5, 4032380164), (10, 2016190082), (20, 1008095041), (7573, 2662340), (15146, 1331170), (30292, 665585), (37865, 532468), (75730, 266234), (133117, 151460)]