20190751108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1627}}^1\times {\mathrm{3169}}^1$

素因数の和:4900

約数の個数: 48

約数和(自身を含む): 39015345600

約数和(自身を除く): 18824594492

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1627, 1958, 3169, 3254, 3916, 6338, 6508, 12676, 17897, 34859, 35794, 69718, 71588, 139436, 144803, 282041, 289606, 564082, 579212, 1128164, 1592833, 3102451, 3185666, 5155963, 6204902, 6371332, 10311926, 12409804, 20623852, 56715593, 113431186, 226862372, 458880707, 917761414, 1835522828, 5047687777, 10095375554, 20190751108]

約数ペア:

[(1, 20190751108), (2, 10095375554), (4, 5047687777), (11, 1835522828), (22, 917761414), (44, 458880707), (89, 226862372), (178, 113431186), (356, 56715593), (979, 20623852), (1627, 12409804), (1958, 10311926), (3169, 6371332), (3254, 6204902), (3916, 5155963), (6338, 3185666), (6508, 3102451), (12676, 1592833), (17897, 1128164), (34859, 579212), (35794, 564082), (69718, 289606), (71588, 282041), (139436, 144803)]