20189217

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1699}}^1$

素因数の和:1952

約数の個数: 16

約数和(自身を含む): 28641600

約数和(自身を除く): 8452383

約数列:

[1, 3, 17, 51, 233, 699, 1699, 3961, 5097, 11883, 28883, 86649, 395867, 1187601, 6729739, 20189217]

約数ペア:

[(1, 20189217), (3, 6729739), (17, 1187601), (51, 395867), (233, 86649), (699, 28883), (1699, 11883), (3961, 5097)]