19520792

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 37713600

約数和(自身を除く): 18192808

約数列:

[1, 2, 4, 8, 47, 94, 188, 193, 269, 376, 386, 538, 772, 1076, 1544, 2152, 9071, 12643, 18142, 25286, 36284, 50572, 51917, 72568, 101144, 103834, 207668, 415336, 2440099, 4880198, 9760396, 19520792]

約数ペア:

[(1, 19520792), (2, 9760396), (4, 4880198), (8, 2440099), (47, 415336), (94, 207668), (188, 103834), (193, 101144), (269, 72568), (376, 51917), (386, 50572), (538, 36284), (772, 25286), (1076, 18142), (1544, 12643), (2152, 9071)]