18983124

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12263}}^1$

素因数の和:12316

約数の個数: 36

約数和(自身を含む): 49105056

約数和(自身を除く): 30121932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12263, 24526, 36789, 49052, 73578, 110367, 147156, 220734, 441468, 527309, 1054618, 1581927, 2109236, 3163854, 4745781, 6327708, 9491562, 18983124]

約数ペア:

[(1, 18983124), (2, 9491562), (3, 6327708), (4, 4745781), (6, 3163854), (9, 2109236), (12, 1581927), (18, 1054618), (36, 527309), (43, 441468), (86, 220734), (129, 147156), (172, 110367), (258, 73578), (387, 49052), (516, 36789), (774, 24526), (1548, 12263)]