13486540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16447}}^1$

素因数の和:16497

約数の個数: 24

約数和(自身を含む): 29014272

約数和(自身を除く): 15527732

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 16447, 32894, 65788, 82235, 164470, 328940, 674327, 1348654, 2697308, 3371635, 6743270, 13486540]

約数ペア:

[(1, 13486540), (2, 6743270), (4, 3371635), (5, 2697308), (10, 1348654), (20, 674327), (41, 328940), (82, 164470), (164, 82235), (205, 65788), (410, 32894), (820, 16447)]