20982456

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{8831}}^1$

素因数の和:8857

約数の個数: 64

約数和(自身を含む): 63590400

約数和(自身を除く): 42607944

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 8831, 17662, 26493, 35324, 52986, 70648, 79479, 97141, 105972, 158958, 194282, 211944, 238437, 291423, 317916, 388564, 476874, 582846, 635832, 777128, 874269, 953748, 1165692, 1748538, 1907496, 2331384, 2622807, 3497076, 5245614, 6994152, 10491228, 20982456]

約数ペア:

[(1, 20982456), (2, 10491228), (3, 6994152), (4, 5245614), (6, 3497076), (8, 2622807), (9, 2331384), (11, 1907496), (12, 1748538), (18, 1165692), (22, 953748), (24, 874269), (27, 777128), (33, 635832), (36, 582846), (44, 476874), (54, 388564), (66, 317916), (72, 291423), (88, 238437), (99, 211944), (108, 194282), (132, 158958), (198, 105972), (216, 97141), (264, 79479), (297, 70648), (396, 52986), (594, 35324), (792, 26493), (1188, 17662), (2376, 8831)]