20795508976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2881861}}^1$

素因数の和:2881921

約数の個数: 40

約数和(自身を含む): 45026211888

約数和(自身を除く): 24230702912

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3608, 7216, 2881861, 5763722, 11527444, 23054888, 31700471, 46109776, 63400942, 118156301, 126801884, 236312602, 253603768, 472625204, 507207536, 945250408, 1299719311, 1890500816, 2599438622, 5198877244, 10397754488, 20795508976]

約数ペア:

[(1, 20795508976), (2, 10397754488), (4, 5198877244), (8, 2599438622), (11, 1890500816), (16, 1299719311), (22, 945250408), (41, 507207536), (44, 472625204), (82, 253603768), (88, 236312602), (164, 126801884), (176, 118156301), (328, 63400942), (451, 46109776), (656, 31700471), (902, 23054888), (1804, 11527444), (3608, 5763722), (7216, 2881861)]