18286816

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{1583}}^1$

素因数の和:1631

約数の個数: 36

約数和(自身を含む): 38020752

約数和(自身を除く): 19733936

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 361, 608, 722, 1444, 1583, 2888, 3166, 5776, 6332, 11552, 12664, 25328, 30077, 50656, 60154, 120308, 240616, 481232, 571463, 962464, 1142926, 2285852, 4571704, 9143408, 18286816]

約数ペア:

[(1, 18286816), (2, 9143408), (4, 4571704), (8, 2285852), (16, 1142926), (19, 962464), (32, 571463), (38, 481232), (76, 240616), (152, 120308), (304, 60154), (361, 50656), (608, 30077), (722, 25328), (1444, 12664), (1583, 11552), (2888, 6332), (3166, 5776)]