19663318

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1801}}^1$

素因数の和:1959

約数の個数: 16

約数和(自身を含む): 30360096

約数和(自身を除く): 10696778

約数列:

[1, 2, 53, 103, 106, 206, 1801, 3602, 5459, 10918, 95453, 185503, 190906, 371006, 9831659, 19663318]

約数ペア:

[(1, 19663318), (2, 9831659), (53, 371006), (103, 190906), (106, 185503), (206, 95453), (1801, 10918), (3602, 5459)]