20163947258

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{135607}}^1$

素因数の和:135691

約数の個数: 64

約数和(自身を含む): 40096573440

約数和(自身を除く): 19932626182

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 43, 86, 91, 133, 182, 247, 266, 301, 494, 559, 602, 817, 1118, 1634, 1729, 3458, 3913, 5719, 7826, 10621, 11438, 21242, 74347, 135607, 148694, 271214, 949249, 1762891, 1898498, 2576533, 3525782, 5153066, 5831101, 11662202, 12340237, 18035731, 24680474, 33494929, 36071462, 40817707, 66989858, 75804313, 81635414, 110790919, 151608626, 221581838, 234464503, 468929006, 530630191, 775536433, 1061260382, 1440281947, 1551072866, 2880563894, 10081973629, 20163947258]

約数ペア:

[(1, 20163947258), (2, 10081973629), (7, 2880563894), (13, 1551072866), (14, 1440281947), (19, 1061260382), (26, 775536433), (38, 530630191), (43, 468929006), (86, 234464503), (91, 221581838), (133, 151608626), (182, 110790919), (247, 81635414), (266, 75804313), (301, 66989858), (494, 40817707), (559, 36071462), (602, 33494929), (817, 24680474), (1118, 18035731), (1634, 12340237), (1729, 11662202), (3458, 5831101), (3913, 5153066), (5719, 3525782), (7826, 2576533), (10621, 1898498), (11438, 1762891), (21242, 949249), (74347, 271214), (135607, 148694)]