19077281

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 21337344

約数和(自身を除く): 2260063

約数列:

[1, 17, 23, 97, 391, 503, 1649, 2231, 8551, 11569, 37927, 48791, 196673, 829447, 1122193, 19077281]

約数ペア:

[(1, 19077281), (17, 1122193), (23, 829447), (97, 196673), (391, 48791), (503, 37927), (1649, 11569), (2231, 8551)]