20176693884

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{4278349}}^1$

素因数の和:4278490

約数の個数: 36

約数和(自身を含む): 51391540200

約数和(自身を除く): 31214846316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4716, 4278349, 8556698, 12835047, 17113396, 25670094, 38505141, 51340188, 77010282, 154020564, 560463719, 1120927438, 1681391157, 2241854876, 3362782314, 5044173471, 6725564628, 10088346942, 20176693884]

約数ペア:

[(1, 20176693884), (2, 10088346942), (3, 6725564628), (4, 5044173471), (6, 3362782314), (9, 2241854876), (12, 1681391157), (18, 1120927438), (36, 560463719), (131, 154020564), (262, 77010282), (393, 51340188), (524, 38505141), (786, 25670094), (1179, 17113396), (1572, 12835047), (2358, 8556698), (4716, 4278349)]