20512763631386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{54137957}}^1$

素因数の和:54138063

約数の個数: 48

約数和(自身を含む): 35666086730400

約数和(自身を除く): 15153323099014

約数列:

[1, 2, 13, 19, 26, 38, 59, 118, 169, 247, 338, 494, 767, 1121, 1534, 2242, 3211, 6422, 9971, 14573, 19942, 29146, 189449, 378898, 54137957, 108275914, 703793441, 1028621183, 1407586882, 2057242366, 3194139463, 6388278926, 9149314733, 13372075379, 18298629466, 26744150758, 41523813019, 60688649797, 83047626038, 121377299594, 173836979927, 347673959854, 539809569247, 788952447361, 1079619138494, 1577904894722, 10256381815693, 20512763631386]

約数ペア:

[(1, 20512763631386), (2, 10256381815693), (13, 1577904894722), (19, 1079619138494), (26, 788952447361), (38, 539809569247), (59, 347673959854), (118, 173836979927), (169, 121377299594), (247, 83047626038), (338, 60688649797), (494, 41523813019), (767, 26744150758), (1121, 18298629466), (1534, 13372075379), (2242, 9149314733), (3211, 6388278926), (6422, 3194139463), (9971, 2057242366), (14573, 1407586882), (19942, 1028621183), (29146, 703793441), (189449, 108275914), (378898, 54137957)]