20797221204

素因数分解:

$2^2\times 3^3\times {\mathrm{331}}^1\times {\mathrm{581773}}^1$

素因数の和:582117

約数の個数: 48

約数和(自身を含む): 54081711040

約数和(自身を除く): 33284489836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 331, 662, 993, 1324, 1986, 2979, 3972, 5958, 8937, 11916, 17874, 35748, 581773, 1163546, 1745319, 2327092, 3490638, 5235957, 6981276, 10471914, 15707871, 20943828, 31415742, 62831484, 192566863, 385133726, 577700589, 770267452, 1155401178, 1733101767, 2310802356, 3466203534, 5199305301, 6932407068, 10398610602, 20797221204]

約数ペア:

[(1, 20797221204), (2, 10398610602), (3, 6932407068), (4, 5199305301), (6, 3466203534), (9, 2310802356), (12, 1733101767), (18, 1155401178), (27, 770267452), (36, 577700589), (54, 385133726), (108, 192566863), (331, 62831484), (662, 31415742), (993, 20943828), (1324, 15707871), (1986, 10471914), (2979, 6981276), (3972, 5235957), (5958, 3490638), (8937, 2327092), (11916, 1745319), (17874, 1163546), (35748, 581773)]