16951990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8111}}^1$

素因数の和:8148

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 18091850

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 8111, 16222, 40555, 81110, 89221, 154109, 178442, 308218, 446105, 770545, 892210, 1541090, 1695199, 3390398, 8475995, 16951990]

約数ペア:

[(1, 16951990), (2, 8475995), (5, 3390398), (10, 1695199), (11, 1541090), (19, 892210), (22, 770545), (38, 446105), (55, 308218), (95, 178442), (110, 154109), (190, 89221), (209, 81110), (418, 40555), (1045, 16222), (2090, 8111)]