20143081696

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{305717}}^1$

素因数の和:305827

約数の個数: 48

約数和(自身を含む): 41602105440

約数和(自身を除く): 21459023744

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 71, 116, 142, 232, 284, 464, 568, 928, 1136, 2059, 2272, 4118, 8236, 16472, 32944, 65888, 305717, 611434, 1222868, 2445736, 4891472, 8865793, 9782944, 17731586, 21705907, 35463172, 43411814, 70926344, 86823628, 141852688, 173647256, 283705376, 347294512, 629471303, 694589024, 1258942606, 2517885212, 5035770424, 10071540848, 20143081696]

約数ペア:

[(1, 20143081696), (2, 10071540848), (4, 5035770424), (8, 2517885212), (16, 1258942606), (29, 694589024), (32, 629471303), (58, 347294512), (71, 283705376), (116, 173647256), (142, 141852688), (232, 86823628), (284, 70926344), (464, 43411814), (568, 35463172), (928, 21705907), (1136, 17731586), (2059, 9782944), (2272, 8865793), (4118, 4891472), (8236, 2445736), (16472, 1222868), (32944, 611434), (65888, 305717)]