19855606

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{1069}}^1$

素因数の和:1359

約数の個数: 16

約数和(自身を含む): 30738960

約数和(自身を除く): 10883354

約数列:

[1, 2, 37, 74, 251, 502, 1069, 2138, 9287, 18574, 39553, 79106, 268319, 536638, 9927803, 19855606]

約数ペア:

[(1, 19855606), (2, 9927803), (37, 536638), (74, 268319), (251, 79106), (502, 39553), (1069, 18574), (2138, 9287)]