19640366

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{3491}}^1$

素因数の和:3619

約数の個数: 16

約数和(自身を含む): 30799440

約数和(自身を除く): 11159074

約数列:

[1, 2, 29, 58, 97, 194, 2813, 3491, 5626, 6982, 101239, 202478, 338627, 677254, 9820183, 19640366]

約数ペア:

[(1, 19640366), (2, 9820183), (29, 677254), (58, 338627), (97, 202478), (194, 101239), (2813, 6982), (3491, 5626)]