2005607574

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{1279}}^1$

素因数の和:1770

約数の個数: 64

約数和(自身を含む): 4534272000

約数和(自身を除く): 2528664426

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 409, 426, 639, 818, 1227, 1278, 1279, 1917, 2454, 2558, 3681, 3834, 3837, 7362, 7674, 11043, 11511, 22086, 23022, 29039, 34533, 58078, 69066, 87117, 90809, 174234, 181618, 261351, 272427, 522702, 523111, 544854, 784053, 817281, 1046222, 1568106, 1569333, 1634562, 2451843, 3138666, 4707999, 4903686, 9415998, 14123997, 28247994, 37140881, 74281762, 111422643, 222845286, 334267929, 668535858, 1002803787, 2005607574]

約数ペア:

[(1, 2005607574), (2, 1002803787), (3, 668535858), (6, 334267929), (9, 222845286), (18, 111422643), (27, 74281762), (54, 37140881), (71, 28247994), (142, 14123997), (213, 9415998), (409, 4903686), (426, 4707999), (639, 3138666), (818, 2451843), (1227, 1634562), (1278, 1569333), (1279, 1568106), (1917, 1046222), (2454, 817281), (2558, 784053), (3681, 544854), (3834, 523111), (3837, 522702), (7362, 272427), (7674, 261351), (11043, 181618), (11511, 174234), (22086, 90809), (23022, 87117), (29039, 69066), (34533, 58078)]