17963998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1723}}^1$

素因数の和:2139

約数の個数: 16

約数和(自身を含む): 29108016

約数和(自身を除く): 11144018

約数列:

[1, 2, 13, 26, 401, 802, 1723, 3446, 5213, 10426, 22399, 44798, 690923, 1381846, 8981999, 17963998]

約数ペア:

[(1, 17963998), (2, 8981999), (13, 1381846), (26, 690923), (401, 44798), (802, 22399), (1723, 10426), (3446, 5213)]