20172718972

素因数分解:

$2^2\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{686801}}^1$

素因数の和:687861

約数の個数: 24

約数和(自身を含む): 40383957600

約数和(自身を除く): 20211238628

約数列:

[1, 2, 4, 7, 14, 28, 1049, 2098, 4196, 7343, 14686, 29372, 686801, 1373602, 2747204, 4807607, 9615214, 19230428, 720454249, 1440908498, 2881816996, 5043179743, 10086359486, 20172718972]

約数ペア:

[(1, 20172718972), (2, 10086359486), (4, 5043179743), (7, 2881816996), (14, 1440908498), (28, 720454249), (1049, 19230428), (2098, 9615214), (4196, 4807607), (7343, 2747204), (14686, 1373602), (29372, 686801)]