20011342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2459}}^1$

素因数の和:2787

約数の個数: 16

約数和(自身を含む): 32442480

約数和(自身を除く): 12431138

約数列:

[1, 2, 13, 26, 313, 626, 2459, 4069, 4918, 8138, 31967, 63934, 769667, 1539334, 10005671, 20011342]

約数ペア:

[(1, 20011342), (2, 10005671), (13, 1539334), (26, 769667), (313, 63934), (626, 31967), (2459, 8138), (4069, 4918)]