20466490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2777}}^1$

素因数の和:2862

約数の個数: 32

約数和(自身を含む): 40803264

約数和(自身を除く): 20336774

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 2777, 3685, 5554, 7370, 13885, 27770, 30547, 61094, 152735, 186059, 305470, 372118, 930295, 1860590, 2046649, 4093298, 10233245, 20466490]

約数ペア:

[(1, 20466490), (2, 10233245), (5, 4093298), (10, 2046649), (11, 1860590), (22, 930295), (55, 372118), (67, 305470), (110, 186059), (134, 152735), (335, 61094), (670, 30547), (737, 27770), (1474, 13885), (2777, 7370), (3685, 5554)]