18423172

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{15937}}^1$

素因数の和:15975

約数の個数: 18

約数和(自身を含む): 34250762

約数和(自身を除く): 15827590

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 15937, 31874, 63748, 270929, 541858, 1083716, 4605793, 9211586, 18423172]

約数ペア:

[(1, 18423172), (2, 9211586), (4, 4605793), (17, 1083716), (34, 541858), (68, 270929), (289, 63748), (578, 31874), (1156, 15937)]