19906290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73727}}^1$

素因数の和:73743

約数の個数: 32

約数和(自身を含む): 53084160

約数和(自身を除く): 33177870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 73727, 147454, 221181, 368635, 442362, 663543, 737270, 1105905, 1327086, 1990629, 2211810, 3317715, 3981258, 6635430, 9953145, 19906290]

約数ペア:

[(1, 19906290), (2, 9953145), (3, 6635430), (5, 3981258), (6, 3317715), (9, 2211810), (10, 1990629), (15, 1327086), (18, 1105905), (27, 737270), (30, 663543), (45, 442362), (54, 368635), (90, 221181), (135, 147454), (270, 73727)]