201921404

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{739}}^1\times {\mathrm{823}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 358538880

約数和(自身を除く): 156617476

約数列:

[1, 2, 4, 83, 166, 332, 739, 823, 1478, 1646, 2956, 3292, 61337, 68309, 122674, 136618, 245348, 273236, 608197, 1216394, 2432788, 50480351, 100960702, 201921404]

約数ペア:

[(1, 201921404), (2, 100960702), (4, 50480351), (83, 2432788), (166, 1216394), (332, 608197), (739, 273236), (823, 245348), (1478, 136618), (1646, 122674), (2956, 68309), (3292, 61337)]