20593216

素因数分解:

$2^6\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1131

約数の個数: 56

約数和(自身を含む): 47833280

約数和(自身を除く): 27240064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 172, 224, 301, 344, 448, 602, 688, 1069, 1204, 1376, 2138, 2408, 2752, 4276, 4816, 7483, 8552, 9632, 14966, 17104, 19264, 29932, 34208, 45967, 59864, 68416, 91934, 119728, 183868, 239456, 321769, 367736, 478912, 643538, 735472, 1287076, 1470944, 2574152, 2941888, 5148304, 10296608, 20593216]

約数ペア:

[(1, 20593216), (2, 10296608), (4, 5148304), (7, 2941888), (8, 2574152), (14, 1470944), (16, 1287076), (28, 735472), (32, 643538), (43, 478912), (56, 367736), (64, 321769), (86, 239456), (112, 183868), (172, 119728), (224, 91934), (301, 68416), (344, 59864), (448, 45967), (602, 34208), (688, 29932), (1069, 19264), (1204, 17104), (1376, 14966), (2138, 9632), (2408, 8552), (2752, 7483), (4276, 4816)]