20816544

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30977}}^1$

素因数の和:30997

約数の個数: 48

約数和(自身を含む): 62451648

約数和(自身を除く): 41635104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30977, 61954, 92931, 123908, 185862, 216839, 247816, 371724, 433678, 495632, 650517, 743448, 867356, 991264, 1301034, 1486896, 1734712, 2602068, 2973792, 3469424, 5204136, 6938848, 10408272, 20816544]

約数ペア:

[(1, 20816544), (2, 10408272), (3, 6938848), (4, 5204136), (6, 3469424), (7, 2973792), (8, 2602068), (12, 1734712), (14, 1486896), (16, 1301034), (21, 991264), (24, 867356), (28, 743448), (32, 650517), (42, 495632), (48, 433678), (56, 371724), (84, 247816), (96, 216839), (112, 185862), (168, 123908), (224, 92931), (336, 61954), (672, 30977)]