20001395584

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{25537}}^1$

素因数の和:25791

約数の個数: 64

約数和(自身を含む): 41417528400

約数和(自身を除く): 21416132816

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 211, 232, 422, 464, 844, 928, 1688, 1856, 3376, 3712, 6119, 6752, 12238, 13504, 24476, 25537, 27008, 48952, 51074, 97904, 102148, 195808, 204296, 391616, 408592, 740573, 783232, 817184, 1481146, 1634368, 2962292, 3268736, 5388307, 5924584, 10776614, 11849168, 21553228, 23698336, 43106456, 47396672, 86212912, 94793344, 156260903, 172425824, 312521806, 344851648, 625043612, 689703296, 1250087224, 2500174448, 5000348896, 10000697792, 20001395584]

約数ペア:

[(1, 20001395584), (2, 10000697792), (4, 5000348896), (8, 2500174448), (16, 1250087224), (29, 689703296), (32, 625043612), (58, 344851648), (64, 312521806), (116, 172425824), (128, 156260903), (211, 94793344), (232, 86212912), (422, 47396672), (464, 43106456), (844, 23698336), (928, 21553228), (1688, 11849168), (1856, 10776614), (3376, 5924584), (3712, 5388307), (6119, 3268736), (6752, 2962292), (12238, 1634368), (13504, 1481146), (24476, 817184), (25537, 783232), (27008, 740573), (48952, 408592), (51074, 391616), (97904, 204296), (102148, 195808)]