18823917

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{9241}}^1$

素因数の和:9348

約数の個数: 16

約数和(自身を含む): 28982912

約数和(自身を除く): 10158995

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 9241, 27723, 64687, 194061, 896377, 2689131, 6274639, 18823917]

約数ペア:

[(1, 18823917), (3, 6274639), (7, 2689131), (21, 896377), (97, 194061), (291, 64687), (679, 27723), (2037, 9241)]