18796336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3929}}^1$

素因数の和:3973

約数の個数: 40

約数和(自身を含む): 40934880

約数和(自身を除く): 22138544

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 3929, 4784, 7858, 15716, 31432, 51077, 62864, 90367, 102154, 180734, 204308, 361468, 408616, 722936, 817232, 1174771, 1445872, 2349542, 4699084, 9398168, 18796336]

約数ペア:

[(1, 18796336), (2, 9398168), (4, 4699084), (8, 2349542), (13, 1445872), (16, 1174771), (23, 817232), (26, 722936), (46, 408616), (52, 361468), (92, 204308), (104, 180734), (184, 102154), (208, 90367), (299, 62864), (368, 51077), (598, 31432), (1196, 15716), (2392, 7858), (3929, 4784)]