20936524

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2887}}^1$

素因数の和:2942

約数の個数: 36

約数和(自身を含む): 43787856

約数和(自身を除く): 22851332

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 2887, 3626, 5774, 7252, 11548, 20209, 40418, 80836, 106819, 141463, 213638, 282926, 427276, 565852, 747733, 1495466, 2990932, 5234131, 10468262, 20936524]

約数ペア:

[(1, 20936524), (2, 10468262), (4, 5234131), (7, 2990932), (14, 1495466), (28, 747733), (37, 565852), (49, 427276), (74, 282926), (98, 213638), (148, 141463), (196, 106819), (259, 80836), (518, 40418), (1036, 20209), (1813, 11548), (2887, 7252), (3626, 5774)]