19967809

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 21973248

約数和(自身を除く): 2005439

約数列:

[1, 17, 47, 67, 373, 799, 1139, 3149, 6341, 17531, 24991, 53533, 298027, 424847, 1174577, 19967809]

約数ペア:

[(1, 19967809), (17, 1174577), (47, 424847), (67, 298027), (373, 53533), (799, 24991), (1139, 17531), (3149, 6341)]