18396290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4079}}^1$

素因数の和:4138

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 18617470

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4079, 4510, 8158, 20395, 40790, 44869, 89738, 167239, 224345, 334478, 448690, 836195, 1672390, 1839629, 3679258, 9198145, 18396290]

約数ペア:

[(1, 18396290), (2, 9198145), (5, 3679258), (10, 1839629), (11, 1672390), (22, 836195), (41, 448690), (55, 334478), (82, 224345), (110, 167239), (205, 89738), (410, 44869), (451, 40790), (902, 20395), (2255, 8158), (4079, 4510)]