20123375188

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31247477}}^1$

素因数の和:31247511

約数の個数: 24

約数和(自身を含む): 41996610432

約数和(自身を除く): 21873235244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31247477, 62494954, 124989908, 218732339, 437464678, 718691971, 874929356, 1437383942, 2874767884, 5030843797, 10061687594, 20123375188]

約数ペア:

[(1, 20123375188), (2, 10061687594), (4, 5030843797), (7, 2874767884), (14, 1437383942), (23, 874929356), (28, 718691971), (46, 437464678), (92, 218732339), (161, 124989908), (322, 62494954), (644, 31247477)]