19457922

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2609}}^1$

素因数の和:2738

約数の個数: 32

約数和(自身を含む): 42845760

約数和(自身を除く): 23387838

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 113, 226, 339, 678, 1243, 2486, 2609, 3729, 5218, 7458, 7827, 15654, 28699, 57398, 86097, 172194, 294817, 589634, 884451, 1768902, 3242987, 6485974, 9728961, 19457922]

約数ペア:

[(1, 19457922), (2, 9728961), (3, 6485974), (6, 3242987), (11, 1768902), (22, 884451), (33, 589634), (66, 294817), (113, 172194), (226, 86097), (339, 57398), (678, 28699), (1243, 15654), (2486, 7827), (2609, 7458), (3729, 5218)]