20193802

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{877}}^1$

素因数の和:1305

約数の個数: 16

約数和(自身を含む): 31449960

約数和(自身を除く): 11256158

約数列:

[1, 2, 29, 58, 397, 794, 877, 1754, 11513, 23026, 25433, 50866, 348169, 696338, 10096901, 20193802]

約数ペア:

[(1, 20193802), (2, 10096901), (29, 696338), (58, 348169), (397, 50866), (794, 25433), (877, 23026), (1754, 11513)]