19130499

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{2293}}^1$

素因数の和:2408

約数の個数: 20

約数和(自身を含む): 28867696

約数和(自身を除く): 9737197

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2293, 2781, 6879, 8343, 20637, 61911, 185733, 236179, 708537, 2125611, 6376833, 19130499]

約数ペア:

[(1, 19130499), (3, 6376833), (9, 2125611), (27, 708537), (81, 236179), (103, 185733), (309, 61911), (927, 20637), (2293, 8343), (2781, 6879)]