20299564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2179}}^1$

素因数の和:2337

約数の個数: 24

約数和(自身を含む): 37905840

約数和(自身を除く): 17606276

約数列:

[1, 2, 4, 17, 34, 68, 137, 274, 548, 2179, 2329, 4358, 4658, 8716, 9316, 37043, 74086, 148172, 298523, 597046, 1194092, 5074891, 10149782, 20299564]

約数ペア:

[(1, 20299564), (2, 10149782), (4, 5074891), (17, 1194092), (34, 597046), (68, 298523), (137, 148172), (274, 74086), (548, 37043), (2179, 9316), (2329, 8716), (4358, 4658)]