20120589872

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{44687}}^1$

素因数の和:45065

約数の個数: 40

約数和(自身を含む): 39498471936

約数和(自身を除く): 19377882064

約数列:

[1, 2, 4, 8, 16, 107, 214, 263, 428, 526, 856, 1052, 1712, 2104, 4208, 28141, 44687, 56282, 89374, 112564, 178748, 225128, 357496, 450256, 714992, 4781509, 9563018, 11752681, 19126036, 23505362, 38252072, 47010724, 76504144, 94021448, 188042896, 1257536867, 2515073734, 5030147468, 10060294936, 20120589872]

約数ペア:

[(1, 20120589872), (2, 10060294936), (4, 5030147468), (8, 2515073734), (16, 1257536867), (107, 188042896), (214, 94021448), (263, 76504144), (428, 47010724), (526, 38252072), (856, 23505362), (1052, 19126036), (1712, 11752681), (2104, 9563018), (4208, 4781509), (28141, 714992), (44687, 450256), (56282, 357496), (89374, 225128), (112564, 178748)]