20199083684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{388443917}}^1$

素因数の和:388443934

約数の個数: 12

約数和(自身を含む): 38067503964

約数和(自身を除く): 17868420280

約数列:

[1, 2, 4, 13, 26, 52, 388443917, 776887834, 1553775668, 5049770921, 10099541842, 20199083684]

約数ペア:

[(1, 20199083684), (2, 10099541842), (4, 5049770921), (13, 1553775668), (26, 776887834), (52, 388443917)]