2019643605

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{125717}}^1$

素因数の和:125755

約数の個数: 64

約数和(自身を含む): 4344814080

約数和(自身を除く): 2325170475

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1785, 2295, 3213, 5355, 16065, 125717, 377151, 628585, 880019, 1131453, 1885755, 2137189, 2640057, 3394359, 4400095, 5657265, 6411567, 7920171, 10685945, 13200285, 14960323, 16971795, 19234701, 23760513, 32057835, 39600855, 44880969, 57704103, 74801615, 96173505, 118802565, 134642907, 224404845, 288520515, 403928721, 673214535, 2019643605]

約数ペア:

[(1, 2019643605), (3, 673214535), (5, 403928721), (7, 288520515), (9, 224404845), (15, 134642907), (17, 118802565), (21, 96173505), (27, 74801615), (35, 57704103), (45, 44880969), (51, 39600855), (63, 32057835), (85, 23760513), (105, 19234701), (119, 16971795), (135, 14960323), (153, 13200285), (189, 10685945), (255, 7920171), (315, 6411567), (357, 5657265), (459, 4400095), (595, 3394359), (765, 2640057), (945, 2137189), (1071, 1885755), (1785, 1131453), (2295, 880019), (3213, 628585), (5355, 377151), (16065, 125717)]