20607188

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23741}}^1$

素因数の和:23783

約数の個数: 24

約数和(自身を含む): 42545664

約数和(自身を除く): 21938476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23741, 47482, 94964, 166187, 332374, 664748, 735971, 1471942, 2943884, 5151797, 10303594, 20607188]

約数ペア:

[(1, 20607188), (2, 10303594), (4, 5151797), (7, 2943884), (14, 1471942), (28, 735971), (31, 664748), (62, 332374), (124, 166187), (217, 94964), (434, 47482), (868, 23741)]