18743265

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8167}}^1$

素因数の和:8198

約数の個数: 32

約数和(自身を含む): 35285760

約数和(自身を除く): 16542495

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8167, 24501, 40835, 73503, 122505, 138839, 220509, 367515, 416517, 694195, 1102545, 1249551, 2082585, 3748653, 6247755, 18743265]

約数ペア:

[(1, 18743265), (3, 6247755), (5, 3748653), (9, 2082585), (15, 1249551), (17, 1102545), (27, 694195), (45, 416517), (51, 367515), (85, 220509), (135, 138839), (153, 122505), (255, 73503), (459, 40835), (765, 24501), (2295, 8167)]