20168743

素因数分解:

$7^3\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:611

約数の個数: 16

約数和(自身を含む): 23756800

約数和(自身を除く): 3588057

約数列:

[1, 7, 49, 127, 343, 463, 889, 3241, 6223, 22687, 43561, 58801, 158809, 411607, 2881249, 20168743]

約数ペア:

[(1, 20168743), (7, 2881249), (49, 411607), (127, 158809), (343, 58801), (463, 43561), (889, 22687), (3241, 6223)]