19976336

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23557}}^1$

素因数の和:23618

約数の個数: 20

約数和(自身を含む): 39436092

約数和(自身を除く): 19459756

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23557, 47114, 94228, 188456, 376912, 1248521, 2497042, 4994084, 9988168, 19976336]

約数ペア:

[(1, 19976336), (2, 9988168), (4, 4994084), (8, 2497042), (16, 1248521), (53, 376912), (106, 188456), (212, 94228), (424, 47114), (848, 23557)]