20797870478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7107953}}^1$

素因数の和:7107992

約数の個数: 32

約数和(自身を含む): 40941815040

約数和(自身を除く): 20143944562

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7107953, 14215906, 49755671, 78187483, 99511342, 135051107, 156374966, 270102214, 547312381, 945357749, 1094624762, 1485562177, 1890715498, 2971124354, 10398935239, 20797870478]

約数ペア:

[(1, 20797870478), (2, 10398935239), (7, 2971124354), (11, 1890715498), (14, 1485562177), (19, 1094624762), (22, 945357749), (38, 547312381), (77, 270102214), (133, 156374966), (154, 135051107), (209, 99511342), (266, 78187483), (418, 49755671), (1463, 14215906), (2926, 7107953)]