20797415078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1\times {\mathrm{28403}}^1$

素因数の和:28900

約数の個数: 32

約数和(自身を含む): 34529265792

約数和(自身を除く): 13731850714

約数列:

[1, 2, 11, 22, 83, 166, 401, 802, 913, 1826, 4411, 8822, 28403, 33283, 56806, 66566, 312433, 366113, 624866, 732226, 2357449, 4714898, 11389603, 22779206, 25931939, 51863878, 125285633, 250571266, 945337049, 1890674098, 10398707539, 20797415078]

約数ペア:

[(1, 20797415078), (2, 10398707539), (11, 1890674098), (22, 945337049), (83, 250571266), (166, 125285633), (401, 51863878), (802, 25931939), (913, 22779206), (1826, 11389603), (4411, 4714898), (8822, 2357449), (28403, 732226), (33283, 624866), (56806, 366113), (66566, 312433)]