19916110

素因数分解:

$2^1\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1783}}^1$

素因数の和:2907

約数の個数: 16

約数和(自身を含む): 35901216

約数和(自身を除く): 15985106

約数列:

[1, 2, 5, 10, 1117, 1783, 2234, 3566, 5585, 8915, 11170, 17830, 1991611, 3983222, 9958055, 19916110]

約数ペア:

[(1, 19916110), (2, 9958055), (5, 3983222), (10, 1991611), (1117, 17830), (1783, 11170), (2234, 8915), (3566, 5585)]