20327223

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 33191424

約数和(自身を除く): 12864201

約数列:

[1, 3, 7, 17, 21, 51, 97, 119, 291, 357, 587, 679, 1649, 1761, 2037, 4109, 4947, 9979, 11543, 12327, 29937, 34629, 56939, 69853, 170817, 209559, 398573, 967963, 1195719, 2903889, 6775741, 20327223]

約数ペア:

[(1, 20327223), (3, 6775741), (7, 2903889), (17, 1195719), (21, 967963), (51, 398573), (97, 209559), (119, 170817), (291, 69853), (357, 56939), (587, 34629), (679, 29937), (1649, 12327), (1761, 11543), (2037, 9979), (4109, 4947)]