31193812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 62444032

約数和(自身を除く): 31250220

約数列:

[1, 2, 4, 13, 26, 31, 37, 52, 62, 74, 124, 148, 403, 481, 523, 806, 962, 1046, 1147, 1612, 1924, 2092, 2294, 4588, 6799, 13598, 14911, 16213, 19351, 27196, 29822, 32426, 38702, 59644, 64852, 77404, 210769, 251563, 421538, 503126, 599881, 843076, 1006252, 1199762, 2399524, 7798453, 15596906, 31193812]

約数ペア:

[(1, 31193812), (2, 15596906), (4, 7798453), (13, 2399524), (26, 1199762), (31, 1006252), (37, 843076), (52, 599881), (62, 503126), (74, 421538), (124, 251563), (148, 210769), (403, 77404), (481, 64852), (523, 59644), (806, 38702), (962, 32426), (1046, 29822), (1147, 27196), (1612, 19351), (1924, 16213), (2092, 14911), (2294, 13598), (4588, 6799)]