18779013

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 30948480

約数和(自身を除く): 12169467

約数列:

[1, 3, 9, 11, 27, 33, 53, 99, 159, 297, 477, 583, 1193, 1431, 1749, 3579, 5247, 10737, 13123, 15741, 32211, 39369, 63229, 118107, 189687, 354321, 569061, 695519, 1707183, 2086557, 6259671, 18779013]

約数ペア:

[(1, 18779013), (3, 6259671), (9, 2086557), (11, 1707183), (27, 695519), (33, 569061), (53, 354321), (99, 189687), (159, 118107), (297, 63229), (477, 39369), (583, 32211), (1193, 15741), (1431, 13123), (1749, 10737), (3579, 5247)]