18727764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 47925696

約数和(自身を除く): 29197932

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 337, 421, 674, 842, 1011, 1263, 1348, 1684, 2022, 2526, 3707, 4044, 4631, 5052, 7414, 9262, 11121, 13893, 14828, 18524, 22242, 27786, 44484, 55572, 141877, 283754, 425631, 567508, 851262, 1560647, 1702524, 3121294, 4681941, 6242588, 9363882, 18727764]

約数ペア:

[(1, 18727764), (2, 9363882), (3, 6242588), (4, 4681941), (6, 3121294), (11, 1702524), (12, 1560647), (22, 851262), (33, 567508), (44, 425631), (66, 283754), (132, 141877), (337, 55572), (421, 44484), (674, 27786), (842, 22242), (1011, 18524), (1263, 14828), (1348, 13893), (1684, 11121), (2022, 9262), (2526, 7414), (3707, 5052), (4044, 4631)]