19701242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{24203}}^1$

素因数の和:24253

約数の個数: 16

約数和(自身を含む): 33111072

約数和(自身を除く): 13409830

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 24203, 48406, 266233, 532466, 895511, 1791022, 9850621, 19701242]

約数ペア:

[(1, 19701242), (2, 9850621), (11, 1791022), (22, 895511), (37, 532466), (74, 266233), (407, 48406), (814, 24203)]