19487848

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8429}}^1$

素因数の和:8469

約数の個数: 24

約数和(自身を含む): 38820150

約数和(自身を除く): 19332302

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8429, 16858, 33716, 67432, 143293, 286586, 573172, 1146344, 2435981, 4871962, 9743924, 19487848]

約数ペア:

[(1, 19487848), (2, 9743924), (4, 4871962), (8, 2435981), (17, 1146344), (34, 573172), (68, 286586), (136, 143293), (289, 67432), (578, 33716), (1156, 16858), (2312, 8429)]