20120681756

素因数分解:

$2^2\times 7^1\times {\mathrm{2297}}^1\times {\mathrm{312841}}^1$

素因数の和:315149

約数の個数: 24

約数和(自身を含む): 40259011296

約数和(自身を除く): 20138329540

約数列:

[1, 2, 4, 7, 14, 28, 2297, 4594, 9188, 16079, 32158, 64316, 312841, 625682, 1251364, 2189887, 4379774, 8759548, 718595777, 1437191554, 2874383108, 5030170439, 10060340878, 20120681756]

約数ペア:

[(1, 20120681756), (2, 10060340878), (4, 5030170439), (7, 2874383108), (14, 1437191554), (28, 718595777), (2297, 8759548), (4594, 4379774), (9188, 2189887), (16079, 1251364), (32158, 625682), (64316, 312841)]