20664952

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33547}}^1$

素因数の和:33571

約数の個数: 32

約数和(自身を含む): 48309120

約数和(自身を除く): 27644168

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33547, 67094, 134188, 234829, 268376, 369017, 469658, 738034, 939316, 1476068, 1878632, 2583119, 2952136, 5166238, 10332476, 20664952]

約数ペア:

[(1, 20664952), (2, 10332476), (4, 5166238), (7, 2952136), (8, 2583119), (11, 1878632), (14, 1476068), (22, 939316), (28, 738034), (44, 469658), (56, 369017), (77, 268376), (88, 234829), (154, 134188), (308, 67094), (616, 33547)]