18500794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2203}}^1$

素因数の和:2254

約数の個数: 32

約数和(自身を含む): 33324480

約数和(自身を除く): 14823686

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 2203, 4199, 4406, 8398, 28639, 37451, 41857, 57278, 74902, 83714, 486863, 544141, 711569, 973726, 1088282, 1423138, 9250397, 18500794]

約数ペア:

[(1, 18500794), (2, 9250397), (13, 1423138), (17, 1088282), (19, 973726), (26, 711569), (34, 544141), (38, 486863), (221, 83714), (247, 74902), (323, 57278), (442, 41857), (494, 37451), (646, 28639), (2203, 8398), (4199, 4406)]