19313271

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 28680704

約数和(自身を除く): 9367433

約数列:

[1, 3, 9, 61, 127, 183, 277, 381, 549, 831, 1143, 2493, 7747, 16897, 23241, 35179, 50691, 69723, 105537, 152073, 316611, 2145919, 6437757, 19313271]

約数ペア:

[(1, 19313271), (3, 6437757), (9, 2145919), (61, 316611), (127, 152073), (183, 105537), (277, 69723), (381, 50691), (549, 35179), (831, 23241), (1143, 16897), (2493, 7747)]