99661220

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{18947}}^1$

素因数の和:19219

約数の個数: 24

約数和(自身を含む): 210095424

約数和(自身を除く): 110434204

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 18947, 37894, 75788, 94735, 189470, 378940, 4983061, 9966122, 19932244, 24915305, 49830610, 99661220]

約数ペア:

[(1, 99661220), (2, 49830610), (4, 24915305), (5, 19932244), (10, 9966122), (20, 4983061), (263, 378940), (526, 189470), (1052, 94735), (1315, 75788), (2630, 37894), (5260, 18947)]