19287801

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{1409}}^1$

素因数の和:1447

約数の個数: 30

約数和(自身を含む): 31221630

約数和(自身を除く): 11933829

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1409, 1521, 4227, 4563, 12681, 13689, 18317, 38043, 54951, 114129, 164853, 238121, 494559, 714363, 1483677, 2143089, 6429267, 19287801]

約数ペア:

[(1, 19287801), (3, 6429267), (9, 2143089), (13, 1483677), (27, 714363), (39, 494559), (81, 238121), (117, 164853), (169, 114129), (351, 54951), (507, 38043), (1053, 18317), (1409, 13689), (1521, 12681), (4227, 4563)]