20189774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{9461}}^1$

素因数の和:9571

約数の個数: 16

約数和(自身を含む): 33381936

約数和(自身を除く): 13192162

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2134, 9461, 18922, 104071, 208142, 917717, 1835434, 10094887, 20189774]

約数ペア:

[(1, 20189774), (2, 10094887), (11, 1835434), (22, 917717), (97, 208142), (194, 104071), (1067, 18922), (2134, 9461)]