19838068

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 16014476

約数列:

[1, 2, 4, 37, 74, 148, 311, 431, 622, 862, 1244, 1724, 11507, 15947, 23014, 31894, 46028, 63788, 134041, 268082, 536164, 4959517, 9919034, 19838068]

約数ペア:

[(1, 19838068), (2, 9919034), (4, 4959517), (37, 536164), (74, 268082), (148, 134041), (311, 63788), (431, 46028), (622, 31894), (862, 23014), (1244, 15947), (1724, 11507)]