20625794

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 37946880

約数和(自身を除く): 17321086

約数列:

[1, 2, 7, 14, 17, 34, 79, 119, 158, 238, 553, 1097, 1106, 1343, 2194, 2686, 7679, 9401, 15358, 18649, 18802, 37298, 86663, 130543, 173326, 261086, 606641, 1213282, 1473271, 2946542, 10312897, 20625794]

約数ペア:

[(1, 20625794), (2, 10312897), (7, 2946542), (14, 1473271), (17, 1213282), (34, 606641), (79, 261086), (119, 173326), (158, 130543), (238, 86663), (553, 37298), (1097, 18802), (1106, 18649), (1343, 15358), (2194, 9401), (2686, 7679)]