20020492791

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1\times {\mathrm{1327}}^1$

素因数の和:2213

約数の個数: 64

約数和(自身を含む): 32608880640

約数和(自身を除く): 12588387849

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 811, 1327, 1431, 2067, 2433, 3981, 6201, 7299, 10543, 11943, 17251, 18603, 21897, 31629, 35829, 42983, 51753, 70331, 94887, 128949, 155259, 210993, 284661, 386847, 465777, 558779, 632979, 914303, 1076197, 1160541, 1676337, 1898937, 2742909, 3228591, 5029011, 8228727, 9685773, 13990561, 15087033, 24686181, 29057319, 41971683, 57038441, 125915049, 171115323, 377745147, 513345969, 741499733, 1540037907, 2224499199, 6673497597, 20020492791]

約数ペア:

[(1, 20020492791), (3, 6673497597), (9, 2224499199), (13, 1540037907), (27, 741499733), (39, 513345969), (53, 377745147), (117, 171115323), (159, 125915049), (351, 57038441), (477, 41971683), (689, 29057319), (811, 24686181), (1327, 15087033), (1431, 13990561), (2067, 9685773), (2433, 8228727), (3981, 5029011), (6201, 3228591), (7299, 2742909), (10543, 1898937), (11943, 1676337), (17251, 1160541), (18603, 1076197), (21897, 914303), (31629, 632979), (35829, 558779), (42983, 465777), (51753, 386847), (70331, 284661), (94887, 210993), (128949, 155259)]