19665168

素因数分解:

$2^4\times 3^1\times {\mathrm{409691}}^1$

素因数の和:409702

約数の個数: 20

約数和(自身を含む): 50801808

約数和(自身を除く): 31136640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409691, 819382, 1229073, 1638764, 2458146, 3277528, 4916292, 6555056, 9832584, 19665168]

約数ペア:

[(1, 19665168), (2, 9832584), (3, 6555056), (4, 4916292), (6, 3277528), (8, 2458146), (12, 1638764), (16, 1229073), (24, 819382), (48, 409691)]