18824883

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12693837

約数列:

[1, 3, 7, 11, 21, 33, 77, 227, 231, 359, 681, 1077, 1589, 2497, 2513, 3949, 4767, 7491, 7539, 11847, 17479, 27643, 52437, 81493, 82929, 244479, 570451, 896423, 1711353, 2689269, 6274961, 18824883]

約数ペア:

[(1, 18824883), (3, 6274961), (7, 2689269), (11, 1711353), (21, 896423), (33, 570451), (77, 244479), (227, 82929), (231, 81493), (359, 52437), (681, 27643), (1077, 17479), (1589, 11847), (2497, 7539), (2513, 7491), (3949, 4767)]