19306107

素因数分解:

$3^6\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:462

約数の個数: 28

約数和(自身を含む): 29432304

約数和(自身を除く): 10126197

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 373, 639, 729, 1119, 1917, 3357, 5751, 10071, 17253, 26483, 30213, 51759, 79449, 90639, 238347, 271917, 715041, 2145123, 6435369, 19306107]

約数ペア:

[(1, 19306107), (3, 6435369), (9, 2145123), (27, 715041), (71, 271917), (81, 238347), (213, 90639), (243, 79449), (373, 51759), (639, 30213), (729, 26483), (1119, 17253), (1917, 10071), (3357, 5751)]