17921618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 31836672

約数和(自身を除く): 13915054

約数列:

[1, 2, 11, 13, 22, 26, 143, 223, 281, 286, 446, 562, 2453, 2899, 3091, 3653, 4906, 5798, 6182, 7306, 31889, 40183, 62663, 63778, 80366, 125326, 689293, 814619, 1378586, 1629238, 8960809, 17921618]

約数ペア:

[(1, 17921618), (2, 8960809), (11, 1629238), (13, 1378586), (22, 814619), (26, 689293), (143, 125326), (223, 80366), (281, 63778), (286, 62663), (446, 40183), (562, 31889), (2453, 7306), (2899, 6182), (3091, 5798), (3653, 4906)]