20186828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{619}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 36664320

約数和(自身を除く): 16477492

約数列:

[1, 2, 4, 31, 62, 124, 263, 526, 619, 1052, 1238, 2476, 8153, 16306, 19189, 32612, 38378, 76756, 162797, 325594, 651188, 5046707, 10093414, 20186828]

約数ペア:

[(1, 20186828), (2, 10093414), (4, 5046707), (31, 651188), (62, 325594), (124, 162797), (263, 76756), (526, 38378), (619, 32612), (1052, 19189), (1238, 16306), (2476, 8153)]