18281936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67213}}^1$

素因数の和:67238

約数の個数: 20

約数和(自身を含む): 37505412

約数和(自身を除く): 19223476

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67213, 134426, 268852, 537704, 1075408, 1142621, 2285242, 4570484, 9140968, 18281936]

約数ペア:

[(1, 18281936), (2, 9140968), (4, 4570484), (8, 2285242), (16, 1142621), (17, 1075408), (34, 537704), (68, 268852), (136, 134426), (272, 67213)]