2019574205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{13309}}^1$

素因数の和:13445

約数の個数: 32

約数和(自身を含む): 2759961600

約数和(自身を除く): 740387395

約数列:

[1, 5, 11, 31, 55, 89, 155, 341, 445, 979, 1705, 2759, 4895, 13309, 13795, 30349, 66545, 146399, 151745, 412579, 731995, 1184501, 2062895, 4538369, 5922505, 13029511, 22691845, 36719531, 65147555, 183597655, 403914841, 2019574205]

約数ペア:

[(1, 2019574205), (5, 403914841), (11, 183597655), (31, 65147555), (55, 36719531), (89, 22691845), (155, 13029511), (341, 5922505), (445, 4538369), (979, 2062895), (1705, 1184501), (2759, 731995), (4895, 412579), (13309, 151745), (13795, 146399), (30349, 66545)]