18943342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45319}}^1$

素因数の和:45351

約数の個数: 16

約数和(自身を含む): 32630400

約数和(自身を除く): 13687058

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45319, 90638, 498509, 861061, 997018, 1722122, 9471671, 18943342]

約数ペア:

[(1, 18943342), (2, 9471671), (11, 1722122), (19, 997018), (22, 861061), (38, 498509), (209, 90638), (418, 45319)]