20184053757

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3049}}^1\times {\mathrm{7331}}^1$

素因数の和:10433

約数の個数: 32

約数和(自身を含む): 31486540800

約数和(自身を除く): 11302487043

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 3049, 7331, 9147, 21343, 21993, 51317, 64029, 131107, 153951, 315233, 393321, 917749, 945699, 2206631, 2753247, 6619893, 22352219, 67056657, 156465533, 469396599, 961145417, 2883436251, 6728017919, 20184053757]

約数ペア:

[(1, 20184053757), (3, 6728017919), (7, 2883436251), (21, 961145417), (43, 469396599), (129, 156465533), (301, 67056657), (903, 22352219), (3049, 6619893), (7331, 2753247), (9147, 2206631), (21343, 945699), (21993, 917749), (51317, 393321), (64029, 315233), (131107, 153951)]