20808329522

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{28820401}}^1$

素因数の和:28820441

約数の個数: 12

約数和(自身を含む): 32941719486

約数和(自身を除く): 12133389964

約数列:

[1, 2, 19, 38, 361, 722, 28820401, 57640802, 547587619, 1095175238, 10404164761, 20808329522]

約数ペア:

[(1, 20808329522), (2, 10404164761), (19, 1095175238), (38, 547587619), (361, 57640802), (722, 28820401)]