20468366919

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{52837}}^1$

素因数の和:52917

約数の個数: 96

約数和(自身を含む): 40620163584

約数和(自身を除く): 20151796665

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 43, 63, 77, 91, 99, 117, 129, 143, 231, 273, 301, 387, 429, 473, 559, 693, 819, 903, 1001, 1287, 1419, 1677, 2709, 3003, 3311, 3913, 4257, 5031, 6149, 9009, 9933, 11739, 18447, 29799, 35217, 43043, 52837, 55341, 129129, 158511, 369859, 387387, 475533, 581207, 686881, 1109577, 1743621, 2060643, 2271991, 3328731, 4068449, 4808167, 5230863, 6181929, 6815973, 7555691, 12205347, 14424501, 15903937, 20447919, 22667073, 24991901, 29535883, 36616041, 43273503, 47711811, 52889837, 68001219, 74975703, 88607649, 143135433, 158669511, 174943307, 206751181, 224927109, 265822947, 324894713, 476008533, 524829921, 620253543, 974684139, 1574489763, 1860760629, 2274262991, 2924052417, 6822788973, 20468366919]

約数ペア:

[(1, 20468366919), (3, 6822788973), (7, 2924052417), (9, 2274262991), (11, 1860760629), (13, 1574489763), (21, 974684139), (33, 620253543), (39, 524829921), (43, 476008533), (63, 324894713), (77, 265822947), (91, 224927109), (99, 206751181), (117, 174943307), (129, 158669511), (143, 143135433), (231, 88607649), (273, 74975703), (301, 68001219), (387, 52889837), (429, 47711811), (473, 43273503), (559, 36616041), (693, 29535883), (819, 24991901), (903, 22667073), (1001, 20447919), (1287, 15903937), (1419, 14424501), (1677, 12205347), (2709, 7555691), (3003, 6815973), (3311, 6181929), (3913, 5230863), (4257, 4808167), (5031, 4068449), (6149, 3328731), (9009, 2271991), (9933, 2060643), (11739, 1743621), (18447, 1109577), (29799, 686881), (35217, 581207), (43043, 475533), (52837, 387387), (55341, 369859), (129129, 158511)]