20162767653

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{57059}}^1$

素因数の和:57222

約数の個数: 48

約数和(自身を含む): 34181222400

約数和(自身を除く): 14018454747

約数列:

[1, 3, 7, 9, 21, 63, 71, 79, 213, 237, 497, 553, 639, 711, 1491, 1659, 4473, 4977, 5609, 16827, 39263, 50481, 57059, 117789, 171177, 353367, 399413, 513531, 1198239, 3594717, 4051189, 4507661, 12153567, 13522983, 28358323, 31553627, 36460701, 40568949, 85074969, 94660881, 255224907, 283982643, 320043931, 960131793, 2240307517, 2880395379, 6720922551, 20162767653]

約数ペア:

[(1, 20162767653), (3, 6720922551), (7, 2880395379), (9, 2240307517), (21, 960131793), (63, 320043931), (71, 283982643), (79, 255224907), (213, 94660881), (237, 85074969), (497, 40568949), (553, 36460701), (639, 31553627), (711, 28358323), (1491, 13522983), (1659, 12153567), (4473, 4507661), (4977, 4051189), (5609, 3594717), (16827, 1198239), (39263, 513531), (50481, 399413), (57059, 353367), (117789, 171177)]