201997210

素因数分解:

$2^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{18583}}^1$

素因数の和:19677

約数の個数: 16

約数和(自身を含む): 363949056

約数和(自身を除く): 161951846

約数列:

[1, 2, 5, 10, 1087, 2174, 5435, 10870, 18583, 37166, 92915, 185830, 20199721, 40399442, 100998605, 201997210]

約数ペア:

[(1, 201997210), (2, 100998605), (5, 40399442), (10, 20199721), (1087, 185830), (2174, 92915), (5435, 37166), (10870, 18583)]