993668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 1901592

約数和(自身を除く): 907924

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 197, 388, 394, 788, 1261, 2522, 2561, 5044, 5122, 10244, 19109, 38218, 76436, 248417, 496834, 993668]

約数ペア:

[(1, 993668), (2, 496834), (4, 248417), (13, 76436), (26, 38218), (52, 19109), (97, 10244), (194, 5122), (197, 5044), (388, 2561), (394, 2522), (788, 1261)]