20477814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6679}}^1$

素因数の和:6764

約数の個数: 32

約数和(自身を含む): 47454720

約数和(自身を除く): 26976906

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6679, 13358, 20037, 40074, 46753, 93506, 140259, 280518, 487567, 975134, 1462701, 2925402, 3412969, 6825938, 10238907, 20477814]

約数ペア:

[(1, 20477814), (2, 10238907), (3, 6825938), (6, 3412969), (7, 2925402), (14, 1462701), (21, 975134), (42, 487567), (73, 280518), (146, 140259), (219, 93506), (438, 46753), (511, 40074), (1022, 20037), (1533, 13358), (3066, 6679)]