18371457

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6827}}^1$

素因数の和:6869

約数の個数: 24

約数和(自身を含む): 29824704

約数和(自身を除く): 11453247

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 6827, 20481, 61443, 88751, 157021, 266253, 471063, 798759, 1413189, 2041273, 6123819, 18371457]

約数ペア:

[(1, 18371457), (3, 6123819), (9, 2041273), (13, 1413189), (23, 798759), (39, 471063), (69, 266253), (117, 157021), (207, 88751), (299, 61443), (897, 20481), (2691, 6827)]