2018399992

素因数分解:

$2^3\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{18493}}^1$

素因数の和:20455

約数の個数: 32

約数和(自身を含む): 4327596000

約数和(自身を除く): 2309196008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1949, 3898, 7796, 13643, 15592, 18493, 27286, 36986, 54572, 73972, 109144, 129451, 147944, 258902, 517804, 1035608, 36042857, 72085714, 144171428, 252299999, 288342856, 504599998, 1009199996, 2018399992]

約数ペア:

[(1, 2018399992), (2, 1009199996), (4, 504599998), (7, 288342856), (8, 252299999), (14, 144171428), (28, 72085714), (56, 36042857), (1949, 1035608), (3898, 517804), (7796, 258902), (13643, 147944), (15592, 129451), (18493, 109144), (27286, 73972), (36986, 54572)]