2151978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 4646400

約数和(自身を除く): 2494422

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 439, 817, 878, 1317, 1634, 2451, 2634, 4902, 8341, 16682, 18877, 25023, 37754, 50046, 56631, 113262, 358663, 717326, 1075989, 2151978]

約数ペア:

[(1, 2151978), (2, 1075989), (3, 717326), (6, 358663), (19, 113262), (38, 56631), (43, 50046), (57, 37754), (86, 25023), (114, 18877), (129, 16682), (258, 8341), (439, 4902), (817, 2634), (878, 2451), (1317, 1634)]