18996726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1021}}^1$

素因数の和:1476

約数の個数: 32

約数和(自身を含む): 43561728

約数和(自身を除く): 24565002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 443, 886, 1021, 1329, 2042, 2658, 3063, 3101, 6126, 6202, 7147, 9303, 14294, 18606, 21441, 42882, 452303, 904606, 1356909, 2713818, 3166121, 6332242, 9498363, 18996726]

約数ペア:

[(1, 18996726), (2, 9498363), (3, 6332242), (6, 3166121), (7, 2713818), (14, 1356909), (21, 904606), (42, 452303), (443, 42882), (886, 21441), (1021, 18606), (1329, 14294), (2042, 9303), (2658, 7147), (3063, 6202), (3101, 6126)]