19447020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36013}}^1$

素因数の和:36031

約数の個数: 48

約数和(自身を含む): 60503520

約数和(自身を除く): 41056500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36013, 72026, 108039, 144052, 180065, 216078, 324117, 360130, 432156, 540195, 648234, 720260, 972351, 1080390, 1296468, 1620585, 1944702, 2160780, 3241170, 3889404, 4861755, 6482340, 9723510, 19447020]

約数ペア:

[(1, 19447020), (2, 9723510), (3, 6482340), (4, 4861755), (5, 3889404), (6, 3241170), (9, 2160780), (10, 1944702), (12, 1620585), (15, 1296468), (18, 1080390), (20, 972351), (27, 720260), (30, 648234), (36, 540195), (45, 432156), (54, 360130), (60, 324117), (90, 216078), (108, 180065), (135, 144052), (180, 108039), (270, 72026), (540, 36013)]