20452816

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3541}}^1$

素因数の和:3587

約数の個数: 30

約数和(自身を含む): 41834562

約数和(自身を除く): 21381746

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3541, 5776, 7082, 14164, 28328, 56656, 67279, 134558, 269116, 538232, 1076464, 1278301, 2556602, 5113204, 10226408, 20452816]

約数ペア:

[(1, 20452816), (2, 10226408), (4, 5113204), (8, 2556602), (16, 1278301), (19, 1076464), (38, 538232), (76, 269116), (152, 134558), (304, 67279), (361, 56656), (722, 28328), (1444, 14164), (2888, 7082), (3541, 5776)]