2155161892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{963847}}^1$

素因数の和:963907

約数の個数: 24

約数和(自身を含む): 4156112576

約数和(自身を除く): 2000950684

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 963847, 1927694, 3855388, 12530011, 25060022, 41445421, 50120044, 82890842, 165781684, 538790473, 1077580946, 2155161892]

約数ペア:

[(1, 2155161892), (2, 1077580946), (4, 538790473), (13, 165781684), (26, 82890842), (43, 50120044), (52, 41445421), (86, 25060022), (172, 12530011), (559, 3855388), (1118, 1927694), (2236, 963847)]