20138431054

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1669}}^1$

素因数の和:2009

約数の個数: 64

約数和(自身を含む): 35783424000

約数和(自身を除く): 15644992946

約数列:

[1, 2, 7, 14, 61, 71, 122, 142, 199, 398, 427, 497, 854, 994, 1393, 1669, 2786, 3338, 4331, 8662, 11683, 12139, 14129, 23366, 24278, 28258, 30317, 60634, 84973, 98903, 101809, 118499, 169946, 197806, 203618, 236998, 332131, 664262, 712663, 829493, 861869, 1425326, 1658986, 1723738, 2324917, 4649834, 6033083, 7228439, 12066166, 14456878, 20259991, 23581301, 40519982, 47162602, 50599073, 101198146, 141819937, 165069107, 283639874, 330138214, 1438459361, 2876918722, 10069215527, 20138431054]

約数ペア:

[(1, 20138431054), (2, 10069215527), (7, 2876918722), (14, 1438459361), (61, 330138214), (71, 283639874), (122, 165069107), (142, 141819937), (199, 101198146), (398, 50599073), (427, 47162602), (497, 40519982), (854, 23581301), (994, 20259991), (1393, 14456878), (1669, 12066166), (2786, 7228439), (3338, 6033083), (4331, 4649834), (8662, 2324917), (11683, 1723738), (12139, 1658986), (14129, 1425326), (23366, 861869), (24278, 829493), (28258, 712663), (30317, 664262), (60634, 332131), (84973, 236998), (98903, 203618), (101809, 197806), (118499, 169946)]