20531292

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{617}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 49835520

約数和(自身を除く): 29304228

約数列:

[1, 2, 3, 4, 6, 12, 47, 59, 94, 118, 141, 177, 188, 236, 282, 354, 564, 617, 708, 1234, 1851, 2468, 2773, 3702, 5546, 7404, 8319, 11092, 16638, 28999, 33276, 36403, 57998, 72806, 86997, 109209, 115996, 145612, 173994, 218418, 347988, 436836, 1710941, 3421882, 5132823, 6843764, 10265646, 20531292]

約数ペア:

[(1, 20531292), (2, 10265646), (3, 6843764), (4, 5132823), (6, 3421882), (12, 1710941), (47, 436836), (59, 347988), (94, 218418), (118, 173994), (141, 145612), (177, 115996), (188, 109209), (236, 86997), (282, 72806), (354, 57998), (564, 36403), (617, 33276), (708, 28999), (1234, 16638), (1851, 11092), (2468, 8319), (2773, 7404), (3702, 5546)]