20715678730

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1823}}^1\times {\mathrm{11251}}^1$

素因数の和:13182

約数の個数: 32

約数和(自身を含む): 37681417728

約数和(自身を除く): 16965738998

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 1823, 3646, 9115, 11251, 18230, 22502, 56255, 112510, 184123, 368246, 920615, 1136351, 1841230, 2272702, 5681755, 11363510, 20510573, 41021146, 102552865, 205105730, 2071567873, 4143135746, 10357839365, 20715678730]

約数ペア:

[(1, 20715678730), (2, 10357839365), (5, 4143135746), (10, 2071567873), (101, 205105730), (202, 102552865), (505, 41021146), (1010, 20510573), (1823, 11363510), (3646, 5681755), (9115, 2272702), (11251, 1841230), (18230, 1136351), (22502, 920615), (56255, 368246), (112510, 184123)]