18649928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{211931}}^1$

素因数の和:211948

約数の個数: 16

約数和(自身を含む): 38147760

約数和(自身を除く): 19497832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 211931, 423862, 847724, 1695448, 2331241, 4662482, 9324964, 18649928]

約数ペア:

[(1, 18649928), (2, 9324964), (4, 4662482), (8, 2331241), (11, 1695448), (22, 847724), (44, 423862), (88, 211931)]