20929304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5531}}^1$

素因数の和:5591

約数の個数: 32

約数和(自身を含む): 43813440

約数和(自身を除く): 22884136

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5531, 11062, 22124, 44248, 60841, 121682, 237833, 243364, 475666, 486728, 951332, 1902664, 2616163, 5232326, 10464652, 20929304]

約数ペア:

[(1, 20929304), (2, 10464652), (4, 5232326), (8, 2616163), (11, 1902664), (22, 951332), (43, 486728), (44, 475666), (86, 243364), (88, 237833), (172, 121682), (344, 60841), (473, 44248), (946, 22124), (1892, 11062), (3784, 5531)]