20188763944

素因数分解:

$2^3\times {\mathrm{1123}}^1\times {\mathrm{1447}}^1\times {\mathrm{1553}}^1$

素因数の和:4129

約数の個数: 32

約数和(自身を含む): 37938237120

約数和(自身を除く): 17749473176

約数列:

[1, 2, 4, 8, 1123, 1447, 1553, 2246, 2894, 3106, 4492, 5788, 6212, 8984, 11576, 12424, 1624981, 1744019, 2247191, 3249962, 3488038, 4494382, 6499924, 6976076, 8988764, 12999848, 13952152, 17977528, 2523595493, 5047190986, 10094381972, 20188763944]

約数ペア:

[(1, 20188763944), (2, 10094381972), (4, 5047190986), (8, 2523595493), (1123, 17977528), (1447, 13952152), (1553, 12999848), (2246, 8988764), (2894, 6976076), (3106, 6499924), (4492, 4494382), (5788, 3488038), (6212, 3249962), (8984, 2247191), (11576, 1744019), (12424, 1624981)]