20647344

素因数分解:

$2^4\times 3^1\times {\mathrm{443}}^1\times {\mathrm{971}}^1$

素因数の和:1425

約数の個数: 40

約数和(自身を含む): 53514432

約数和(自身を除く): 32867088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 443, 886, 971, 1329, 1772, 1942, 2658, 2913, 3544, 3884, 5316, 5826, 7088, 7768, 10632, 11652, 15536, 21264, 23304, 46608, 430153, 860306, 1290459, 1720612, 2580918, 3441224, 5161836, 6882448, 10323672, 20647344]

約数ペア:

[(1, 20647344), (2, 10323672), (3, 6882448), (4, 5161836), (6, 3441224), (8, 2580918), (12, 1720612), (16, 1290459), (24, 860306), (48, 430153), (443, 46608), (886, 23304), (971, 21264), (1329, 15536), (1772, 11652), (1942, 10632), (2658, 7768), (2913, 7088), (3544, 5826), (3884, 5316)]