19534852436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{25847}}^1$

素因数の和:26144

約数の個数: 48

約数和(自身を含む): 37909710720

約数和(自身を除く): 18374858284

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 193, 356, 386, 772, 979, 1958, 2123, 3916, 4246, 8492, 17177, 25847, 34354, 51694, 68708, 103388, 188947, 284317, 377894, 568634, 755788, 1137268, 2300383, 4600766, 4988471, 9201532, 9976942, 19953884, 25304213, 50608426, 54873181, 101216852, 109746362, 219492724, 443973919, 887947838, 1775895676, 4883713109, 9767426218, 19534852436]

約数ペア:

[(1, 19534852436), (2, 9767426218), (4, 4883713109), (11, 1775895676), (22, 887947838), (44, 443973919), (89, 219492724), (178, 109746362), (193, 101216852), (356, 54873181), (386, 50608426), (772, 25304213), (979, 19953884), (1958, 9976942), (2123, 9201532), (3916, 4988471), (4246, 4600766), (8492, 2300383), (17177, 1137268), (25847, 755788), (34354, 568634), (51694, 377894), (68708, 284317), (103388, 188947)]