19444140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{108023}}^1$

素因数の和:108038

約数の個数: 36

約数和(自身を含む): 58981104

約数和(自身を除く): 39536964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 108023, 216046, 324069, 432092, 540115, 648138, 972207, 1080230, 1296276, 1620345, 1944414, 2160460, 3240690, 3888828, 4861035, 6481380, 9722070, 19444140]

約数ペア:

[(1, 19444140), (2, 9722070), (3, 6481380), (4, 4861035), (5, 3888828), (6, 3240690), (9, 2160460), (10, 1944414), (12, 1620345), (15, 1296276), (18, 1080230), (20, 972207), (30, 648138), (36, 540115), (45, 432092), (60, 324069), (90, 216046), (180, 108023)]