19213746

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{43867}}^1$

素因数の和:43945

約数の個数: 16

約数和(自身を含む): 38954784

約数和(自身を除く): 19741038

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 43867, 87734, 131601, 263202, 3202291, 6404582, 9606873, 19213746]

約数ペア:

[(1, 19213746), (2, 9606873), (3, 6404582), (6, 3202291), (73, 263202), (146, 131601), (219, 87734), (438, 43867)]