20182004

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1129}}^1$

素因数の和:1283

約数の個数: 24

約数和(自身を含む): 36544200

約数和(自身を除く): 16362196

約数列:

[1, 2, 4, 41, 82, 109, 164, 218, 436, 1129, 2258, 4469, 4516, 8938, 17876, 46289, 92578, 123061, 185156, 246122, 492244, 5045501, 10091002, 20182004]

約数ペア:

[(1, 20182004), (2, 10091002), (4, 5045501), (41, 492244), (82, 246122), (109, 185156), (164, 123061), (218, 92578), (436, 46289), (1129, 17876), (2258, 8938), (4469, 4516)]