128333486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{20719}}^1$

素因数の和:20903

約数の個数: 16

約数和(自身を含む): 203884800

約数和(自身を除く): 75551314

約数列:

[1, 2, 19, 38, 163, 326, 3097, 6194, 20719, 41438, 393661, 787322, 3377197, 6754394, 64166743, 128333486]

約数ペア:

[(1, 128333486), (2, 64166743), (19, 6754394), (38, 3377197), (163, 787322), (326, 393661), (3097, 41438), (6194, 20719)]