19957682

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1$

素因数の和:1297

約数の個数: 16

約数和(自身を含む): 30602880

約数和(自身を除く): 10645198

約数列:

[1, 2, 83, 109, 166, 218, 1103, 2206, 9047, 18094, 91549, 120227, 183098, 240454, 9978841, 19957682]

約数ペア:

[(1, 19957682), (2, 9978841), (83, 240454), (109, 183098), (166, 120227), (218, 91549), (1103, 18094), (2206, 9047)]