20347840804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1518949}}^1$

素因数の和:1519167

約数の個数: 24

約数和(自身を含む): 37894764600

約数和(自身を除く): 17546923796

約数列:

[1, 2, 4, 17, 34, 68, 197, 394, 788, 3349, 6698, 13396, 1518949, 3037898, 6075796, 25822133, 51644266, 103288532, 299232953, 598465906, 1196931812, 5086960201, 10173920402, 20347840804]

約数ペア:

[(1, 20347840804), (2, 10173920402), (4, 5086960201), (17, 1196931812), (34, 598465906), (68, 299232953), (197, 103288532), (394, 51644266), (788, 25822133), (3349, 6075796), (6698, 3037898), (13396, 1518949)]