18823441

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3391}}^1$

素因数の和:3472

約数の個数: 16

約数和(自身を含む): 23554048

約数和(自身を除く): 4730607

約数列:

[1, 7, 13, 61, 91, 427, 793, 3391, 5551, 23737, 44083, 206851, 308581, 1447957, 2689063, 18823441]

約数ペア:

[(1, 18823441), (7, 2689063), (13, 1447957), (61, 308581), (91, 206851), (427, 44083), (793, 23737), (3391, 5551)]