20282004

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{11987}}^1$

素因数の和:12044

約数の個数: 36

約数和(自身を含む): 52363584

約数和(自身を除く): 32081580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 11987, 23974, 35961, 47948, 71922, 107883, 143844, 215766, 431532, 563389, 1126778, 1690167, 2253556, 3380334, 5070501, 6760668, 10141002, 20282004]

約数ペア:

[(1, 20282004), (2, 10141002), (3, 6760668), (4, 5070501), (6, 3380334), (9, 2253556), (12, 1690167), (18, 1126778), (36, 563389), (47, 431532), (94, 215766), (141, 143844), (188, 107883), (282, 71922), (423, 47948), (564, 35961), (846, 23974), (1692, 11987)]