19664388

素因数分解:

$2^2\times 3^2\times {\mathrm{546233}}^1$

素因数の和:546243

約数の個数: 18

約数和(自身を含む): 49707294

約数和(自身を除く): 30042906

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 546233, 1092466, 1638699, 2184932, 3277398, 4916097, 6554796, 9832194, 19664388]

約数ペア:

[(1, 19664388), (2, 9832194), (3, 6554796), (4, 4916097), (6, 3277398), (9, 2184932), (12, 1638699), (18, 1092466), (36, 546233)]