19400656

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{911}}^1$

素因数の和:952

約数の個数: 40

約数和(自身を含む): 41390208

約数和(自身を除く): 21989552

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 911, 968, 1331, 1822, 1936, 2662, 3644, 5324, 7288, 10021, 10648, 14576, 20042, 21296, 40084, 80168, 110231, 160336, 220462, 440924, 881848, 1212541, 1763696, 2425082, 4850164, 9700328, 19400656]

約数ペア:

[(1, 19400656), (2, 9700328), (4, 4850164), (8, 2425082), (11, 1763696), (16, 1212541), (22, 881848), (44, 440924), (88, 220462), (121, 160336), (176, 110231), (242, 80168), (484, 40084), (911, 21296), (968, 20042), (1331, 14576), (1822, 10648), (1936, 10021), (2662, 7288), (3644, 5324)]