20454774

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8719}}^1$

素因数の和:8764

約数の個数: 32

約数和(自身を含む): 45204480

約数和(自身を除く): 24749706

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 8719, 17438, 26157, 52314, 148223, 200537, 296446, 401074, 444669, 601611, 889338, 1203222, 3409129, 6818258, 10227387, 20454774]

約数ペア:

[(1, 20454774), (2, 10227387), (3, 6818258), (6, 3409129), (17, 1203222), (23, 889338), (34, 601611), (46, 444669), (51, 401074), (69, 296446), (102, 200537), (138, 148223), (391, 52314), (782, 26157), (1173, 17438), (2346, 8719)]