20773170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20983}}^1$

素因数の和:21007

約数の個数: 48

約数和(自身を含む): 58923072

約数和(自身を除く): 38149902

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, 20983, 41966, 62949, 104915, 125898, 188847, 209830, 230813, 314745, 377694, 461626, 629490, 692439, 944235, 1154065, 1384878, 1888470, 2077317, 2308130, 3462195, 4154634, 6924390, 10386585, 20773170]

約数ペア:

[(1, 20773170), (2, 10386585), (3, 6924390), (5, 4154634), (6, 3462195), (9, 2308130), (10, 2077317), (11, 1888470), (15, 1384878), (18, 1154065), (22, 944235), (30, 692439), (33, 629490), (45, 461626), (55, 377694), (66, 314745), (90, 230813), (99, 209830), (110, 188847), (165, 125898), (198, 104915), (330, 62949), (495, 41966), (990, 20983)]