20199312165

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{712121}}^1$

素因数の和:712221

約数の個数: 32

約数和(自身を含む): 33908401152

約数和(自身を除く): 13709088987

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 915, 1891, 5673, 9455, 28365, 712121, 2136363, 3560605, 10681815, 22075751, 43439381, 66227253, 110378755, 130318143, 217196905, 331136265, 651590715, 1346620811, 4039862433, 6733104055, 20199312165]

約数ペア:

[(1, 20199312165), (3, 6733104055), (5, 4039862433), (15, 1346620811), (31, 651590715), (61, 331136265), (93, 217196905), (155, 130318143), (183, 110378755), (305, 66227253), (465, 43439381), (915, 22075751), (1891, 10681815), (5673, 3560605), (9455, 2136363), (28365, 712121)]