20185787628

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2632471}}^1$

素因数の和:2632555

約数の個数: 48

約数和(自身を含む): 53070635520

約数和(自身を除く): 32884847892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 2632471, 5264942, 7897413, 10529884, 15794826, 23692239, 31589652, 47384478, 71076717, 94768956, 142153434, 186905441, 284306868, 373810882, 560716323, 747621764, 1121432646, 1682148969, 2242865292, 3364297938, 5046446907, 6728595876, 10092893814, 20185787628]

約数ペア:

[(1, 20185787628), (2, 10092893814), (3, 6728595876), (4, 5046446907), (6, 3364297938), (9, 2242865292), (12, 1682148969), (18, 1121432646), (27, 747621764), (36, 560716323), (54, 373810882), (71, 284306868), (108, 186905441), (142, 142153434), (213, 94768956), (284, 71076717), (426, 47384478), (639, 31589652), (852, 23692239), (1278, 15794826), (1917, 10529884), (2556, 7897413), (3834, 5264942), (7668, 2632471)]