19169018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{3313}}^1$

素因数の和:3589

約数の個数: 16

約数和(自身を含む): 31496256

約数和(自身を除く): 12327238

約数列:

[1, 2, 11, 22, 263, 526, 2893, 3313, 5786, 6626, 36443, 72886, 871319, 1742638, 9584509, 19169018]

約数ペア:

[(1, 19169018), (2, 9584509), (11, 1742638), (22, 871319), (263, 72886), (526, 36443), (2893, 6626), (3313, 5786)]