18274864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67187}}^1$

素因数の和:67212

約数の個数: 20

約数和(自身を含む): 37490904

約数和(自身を除く): 19216040

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67187, 134374, 268748, 537496, 1074992, 1142179, 2284358, 4568716, 9137432, 18274864]

約数ペア:

[(1, 18274864), (2, 9137432), (4, 4568716), (8, 2284358), (16, 1142179), (17, 1074992), (34, 537496), (68, 268748), (136, 134374), (272, 67187)]