20488268

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{509}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 37270800

約数和(自身を除く): 16782532

約数列:

[1, 2, 4, 29, 58, 116, 347, 509, 694, 1018, 1388, 2036, 10063, 14761, 20126, 29522, 40252, 59044, 176623, 353246, 706492, 5122067, 10244134, 20488268]

約数ペア:

[(1, 20488268), (2, 10244134), (4, 5122067), (29, 706492), (58, 353246), (116, 176623), (347, 59044), (509, 40252), (694, 29522), (1018, 20126), (1388, 14761), (2036, 10063)]