20687502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1021}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 45327744

約数和(自身を除く): 24640242

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 307, 614, 921, 1021, 1842, 2042, 3063, 3377, 6126, 6754, 10131, 11231, 20262, 22462, 33693, 67386, 313447, 626894, 940341, 1880682, 3447917, 6895834, 10343751, 20687502]

約数ペア:

[(1, 20687502), (2, 10343751), (3, 6895834), (6, 3447917), (11, 1880682), (22, 940341), (33, 626894), (66, 313447), (307, 67386), (614, 33693), (921, 22462), (1021, 20262), (1842, 11231), (2042, 10131), (3063, 6754), (3377, 6126)]