19117620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11801}}^1$

素因数の和:11822

約数の個数: 60

約数和(自身を含む): 59977764

約数和(自身を除く): 40860144

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11801, 23602, 35403, 47204, 59005, 70806, 106209, 118010, 141612, 177015, 212418, 236020, 318627, 354030, 424836, 531045, 637254, 708060, 955881, 1062090, 1274508, 1593135, 1911762, 2124180, 3186270, 3823524, 4779405, 6372540, 9558810, 19117620]

約数ペア:

[(1, 19117620), (2, 9558810), (3, 6372540), (4, 4779405), (5, 3823524), (6, 3186270), (9, 2124180), (10, 1911762), (12, 1593135), (15, 1274508), (18, 1062090), (20, 955881), (27, 708060), (30, 637254), (36, 531045), (45, 424836), (54, 354030), (60, 318627), (81, 236020), (90, 212418), (108, 177015), (135, 141612), (162, 118010), (180, 106209), (270, 70806), (324, 59005), (405, 47204), (540, 35403), (810, 23602), (1620, 11801)]