20969664

素因数分解:

$2^6\times 3^1\times {\mathrm{149}}^1\times {\mathrm{733}}^1$

素因数の和:897

約数の個数: 56

約数和(自身を含む): 55930800

約数和(自身を除く): 34961136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 149, 192, 298, 447, 596, 733, 894, 1192, 1466, 1788, 2199, 2384, 2932, 3576, 4398, 4768, 5864, 7152, 8796, 9536, 11728, 14304, 17592, 23456, 28608, 35184, 46912, 70368, 109217, 140736, 218434, 327651, 436868, 655302, 873736, 1310604, 1747472, 2621208, 3494944, 5242416, 6989888, 10484832, 20969664]

約数ペア:

[(1, 20969664), (2, 10484832), (3, 6989888), (4, 5242416), (6, 3494944), (8, 2621208), (12, 1747472), (16, 1310604), (24, 873736), (32, 655302), (48, 436868), (64, 327651), (96, 218434), (149, 140736), (192, 109217), (298, 70368), (447, 46912), (596, 35184), (733, 28608), (894, 23456), (1192, 17592), (1466, 14304), (1788, 11728), (2199, 9536), (2384, 8796), (2932, 7152), (3576, 5864), (4398, 4768)]