19414371

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^2$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 28198720

約数和(自身を除く): 8784349

約数列:

[1, 3, 19, 43, 57, 89, 129, 267, 817, 1691, 2451, 3827, 5073, 7921, 11481, 23763, 72713, 150499, 218139, 340603, 451497, 1021809, 6471457, 19414371]

約数ペア:

[(1, 19414371), (3, 6471457), (19, 1021809), (43, 451497), (57, 340603), (89, 218139), (129, 150499), (267, 72713), (817, 23763), (1691, 11481), (2451, 7921), (3827, 5073)]