20984136

素因数分解:

$2^3\times 3^1\times {\mathrm{563}}^1\times {\mathrm{1553}}^1$

素因数の和:2125

約数の個数: 32

約数和(自身を含む): 52587360

約数和(自身を除く): 31603224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 563, 1126, 1553, 1689, 2252, 3106, 3378, 4504, 4659, 6212, 6756, 9318, 12424, 13512, 18636, 37272, 874339, 1748678, 2623017, 3497356, 5246034, 6994712, 10492068, 20984136]

約数ペア:

[(1, 20984136), (2, 10492068), (3, 6994712), (4, 5246034), (6, 3497356), (8, 2623017), (12, 1748678), (24, 874339), (563, 37272), (1126, 18636), (1553, 13512), (1689, 12424), (2252, 9318), (3106, 6756), (3378, 6212), (4504, 4659)]