9997724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11959}}^1$

素因数の和:11993

約数の個数: 24

約数和(自身を含む): 20092800

約数和(自身を除く): 10095076

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 11959, 23918, 47836, 131549, 227221, 263098, 454442, 526196, 908884, 2499431, 4998862, 9997724]

約数ペア:

[(1, 9997724), (2, 4998862), (4, 2499431), (11, 908884), (19, 526196), (22, 454442), (38, 263098), (44, 227221), (76, 131549), (209, 47836), (418, 23918), (836, 11959)]