158911972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{19183}}^1$

素因数の和:19315

約数の個数: 24

約数和(自身を含む): 295433600

約数和(自身を除く): 136521628

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 19183, 38366, 76732, 364477, 728954, 1457908, 2090947, 4181894, 8363788, 39727993, 79455986, 158911972]

約数ペア:

[(1, 158911972), (2, 79455986), (4, 39727993), (19, 8363788), (38, 4181894), (76, 2090947), (109, 1457908), (218, 728954), (436, 364477), (2071, 76732), (4142, 38366), (8284, 19183)]