19776108

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 50633856

約数和(自身を除く): 30857748

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 233, 466, 643, 699, 932, 1286, 1398, 1929, 2563, 2572, 2796, 3858, 5126, 7073, 7689, 7716, 10252, 14146, 15378, 21219, 28292, 30756, 42438, 84876, 149819, 299638, 449457, 599276, 898914, 1648009, 1797828, 3296018, 4944027, 6592036, 9888054, 19776108]

約数ペア:

[(1, 19776108), (2, 9888054), (3, 6592036), (4, 4944027), (6, 3296018), (11, 1797828), (12, 1648009), (22, 898914), (33, 599276), (44, 449457), (66, 299638), (132, 149819), (233, 84876), (466, 42438), (643, 30756), (699, 28292), (932, 21219), (1286, 15378), (1398, 14146), (1929, 10252), (2563, 7716), (2572, 7689), (2796, 7073), (3858, 5126)]