20941730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1097}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 39844224

約数和(自身を除く): 18902494

約数列:

[1, 2, 5, 10, 23, 46, 83, 115, 166, 230, 415, 830, 1097, 1909, 2194, 3818, 5485, 9545, 10970, 19090, 25231, 50462, 91051, 126155, 182102, 252310, 455255, 910510, 2094173, 4188346, 10470865, 20941730]

約数ペア:

[(1, 20941730), (2, 10470865), (5, 4188346), (10, 2094173), (23, 910510), (46, 455255), (83, 252310), (115, 182102), (166, 126155), (230, 91051), (415, 50462), (830, 25231), (1097, 19090), (1909, 10970), (2194, 9545), (3818, 5485)]