19406970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19603}}^1$

素因数の和:19627

約数の個数: 48

約数和(自身を含む): 55048032

約数和(自身を除く): 35641062

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 19603, 39206, 58809, 98015, 117618, 176427, 196030, 215633, 294045, 352854, 431266, 588090, 646899, 882135, 1078165, 1293798, 1764270, 1940697, 2156330, 3234495, 3881394, 6468990, 9703485, 19406970]

約数ペア:

[(1, 19406970), (2, 9703485), (3, 6468990), (5, 3881394), (6, 3234495), (9, 2156330), (10, 1940697), (11, 1764270), (15, 1293798), (18, 1078165), (22, 882135), (30, 646899), (33, 588090), (45, 431266), (55, 352854), (66, 294045), (90, 215633), (99, 196030), (110, 176427), (165, 117618), (198, 98015), (330, 58809), (495, 39206), (990, 19603)]