81893762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{5119}}^1$

素因数の和:5561

約数の個数: 16

約数和(自身を含む): 129638400

約数和(自身を除く): 47744638

約数列:

[1, 2, 19, 38, 421, 842, 5119, 7999, 10238, 15998, 97261, 194522, 2155099, 4310198, 40946881, 81893762]

約数ペア:

[(1, 81893762), (2, 40946881), (19, 4310198), (38, 2155099), (421, 194522), (842, 97261), (5119, 15998), (7999, 10238)]