19933755

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3041}}^1$

素因数の和:3091

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 15110085

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 3041, 6555, 9123, 15205, 45615, 57779, 69943, 173337, 209829, 288895, 349715, 866685, 1049145, 1328917, 3986751, 6644585, 19933755]

約数ペア:

[(1, 19933755), (3, 6644585), (5, 3986751), (15, 1328917), (19, 1049145), (23, 866685), (57, 349715), (69, 288895), (95, 209829), (115, 173337), (285, 69943), (345, 57779), (437, 45615), (1311, 15205), (2185, 9123), (3041, 6555)]