18147823

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 20100960

約数和(自身を除く): 1953137

約数列:

[1, 17, 29, 131, 281, 493, 2227, 3799, 4777, 8149, 36811, 64583, 138533, 625787, 1067519, 18147823]

約数ペア:

[(1, 18147823), (17, 1067519), (29, 625787), (131, 138533), (281, 64583), (493, 36811), (2227, 8149), (3799, 4777)]