20105304417

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2087}}^1$

素因数の和:2251

約数の個数: 96

約数和(自身を含む): 33938251776

約数和(自身を除く): 13832947359

約数列:

[1, 3, 9, 11, 31, 33, 43, 73, 93, 99, 129, 219, 279, 341, 387, 473, 657, 803, 1023, 1333, 1419, 2087, 2263, 2409, 3069, 3139, 3999, 4257, 6261, 6789, 7227, 9417, 11997, 14663, 18783, 20367, 22957, 24893, 28251, 34529, 43989, 64697, 68871, 74679, 89741, 97309, 103587, 131967, 152351, 194091, 206613, 224037, 269223, 291927, 310761, 457053, 582273, 711667, 807669, 875781, 987151, 1070399, 1371159, 1675861, 2135001, 2781971, 2961453, 3211197, 4722881, 5027583, 6405003, 6551093, 8345913, 8884359, 9633591, 14168643, 15082749, 19653279, 25037739, 30601681, 42505929, 51951691, 58959837, 72062023, 91805043, 155855073, 203083883, 216186069, 275415129, 467565219, 609251649, 648558207, 1827754947, 2233922713, 6701768139, 20105304417]

約数ペア:

[(1, 20105304417), (3, 6701768139), (9, 2233922713), (11, 1827754947), (31, 648558207), (33, 609251649), (43, 467565219), (73, 275415129), (93, 216186069), (99, 203083883), (129, 155855073), (219, 91805043), (279, 72062023), (341, 58959837), (387, 51951691), (473, 42505929), (657, 30601681), (803, 25037739), (1023, 19653279), (1333, 15082749), (1419, 14168643), (2087, 9633591), (2263, 8884359), (2409, 8345913), (3069, 6551093), (3139, 6405003), (3999, 5027583), (4257, 4722881), (6261, 3211197), (6789, 2961453), (7227, 2781971), (9417, 2135001), (11997, 1675861), (14663, 1371159), (18783, 1070399), (20367, 987151), (22957, 875781), (24893, 807669), (28251, 711667), (34529, 582273), (43989, 457053), (64697, 310761), (68871, 291927), (74679, 269223), (89741, 224037), (97309, 206613), (103587, 194091), (131967, 152351)]