18211018

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 32138496

約数和(自身を除く): 13927478

約数列:

[1, 2, 7, 14, 73, 103, 146, 173, 206, 346, 511, 721, 1022, 1211, 1442, 2422, 7519, 12629, 15038, 17819, 25258, 35638, 52633, 88403, 105266, 124733, 176806, 249466, 1300787, 2601574, 9105509, 18211018]

約数ペア:

[(1, 18211018), (2, 9105509), (7, 2601574), (14, 1300787), (73, 249466), (103, 176806), (146, 124733), (173, 105266), (206, 88403), (346, 52633), (511, 35638), (721, 25258), (1022, 17819), (1211, 15038), (1442, 12629), (2422, 7519)]