19494340984

素因数分解:

$2^3\times {\mathrm{1931}}^1\times {\mathrm{1261933}}^1$

素因数の和:1263870

約数の個数: 16

約数和(自身を含む): 36570847320

約数和(自身を除く): 17076506336

約数列:

[1, 2, 4, 8, 1931, 3862, 7724, 15448, 1261933, 2523866, 5047732, 10095464, 2436792623, 4873585246, 9747170492, 19494340984]

約数ペア:

[(1, 19494340984), (2, 9747170492), (4, 4873585246), (8, 2436792623), (1931, 10095464), (3862, 5047732), (7724, 2523866), (15448, 1261933)]