636208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2339}}^1$

素因数の和:2364

約数の個数: 20

約数和(自身を含む): 1305720

約数和(自身を除く): 669512

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2339, 4678, 9356, 18712, 37424, 39763, 79526, 159052, 318104, 636208]

約数ペア:

[(1, 636208), (2, 318104), (4, 159052), (8, 79526), (16, 39763), (17, 37424), (34, 18712), (68, 9356), (136, 4678), (272, 2339)]