19707372

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7499}}^1$

素因数の和:7582

約数の個数: 36

約数和(自身を含む): 50505000

約数和(自身を除く): 30797628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7499, 14998, 22497, 29996, 44994, 67491, 89988, 134982, 269964, 547427, 1094854, 1642281, 2189708, 3284562, 4926843, 6569124, 9853686, 19707372]

約数ペア:

[(1, 19707372), (2, 9853686), (3, 6569124), (4, 4926843), (6, 3284562), (9, 2189708), (12, 1642281), (18, 1094854), (36, 547427), (73, 269964), (146, 134982), (219, 89988), (292, 67491), (438, 44994), (657, 29996), (876, 22497), (1314, 14998), (2628, 7499)]