18856251

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 28843776

約数和(自身を除く): 9987525

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1283, 1633, 3849, 4899, 11547, 14697, 29509, 88527, 91093, 265581, 273279, 819837, 2095139, 6285417, 18856251]

約数ペア:

[(1, 18856251), (3, 6285417), (9, 2095139), (23, 819837), (69, 273279), (71, 265581), (207, 91093), (213, 88527), (639, 29509), (1283, 14697), (1633, 11547), (3849, 4899)]