20886294

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2213}}^1$

素因数の和:2253

約数の個数: 48

約数和(自身を含む): 49469616

約数和(自身を除く): 28583322

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 242, 286, 363, 429, 726, 858, 1573, 2213, 3146, 4426, 4719, 6639, 9438, 13278, 24343, 28769, 48686, 57538, 73029, 86307, 146058, 172614, 267773, 316459, 535546, 632918, 803319, 949377, 1606638, 1898754, 3481049, 6962098, 10443147, 20886294]

約数ペア:

[(1, 20886294), (2, 10443147), (3, 6962098), (6, 3481049), (11, 1898754), (13, 1606638), (22, 949377), (26, 803319), (33, 632918), (39, 535546), (66, 316459), (78, 267773), (121, 172614), (143, 146058), (242, 86307), (286, 73029), (363, 57538), (429, 48686), (726, 28769), (858, 24343), (1573, 13278), (2213, 9438), (3146, 6639), (4426, 4719)]