20802953852

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7397921}}^1$

素因数の和:7397981

約数の個数: 24

約数和(自身を含む): 39356945040

約数和(自身を除く): 18553991188

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 7397921, 14795842, 29591684, 140560499, 273723077, 281120998, 547446154, 562241996, 1094892308, 5200738463, 10401476926, 20802953852]

約数ペア:

[(1, 20802953852), (2, 10401476926), (4, 5200738463), (19, 1094892308), (37, 562241996), (38, 547446154), (74, 281120998), (76, 273723077), (148, 140560499), (703, 29591684), (1406, 14795842), (2812, 7397921)]