2981974

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:927

約数の個数: 16

約数和(自身を含む): 4762800

約数和(自身を除く): 1780826

約数列:

[1, 2, 19, 38, 97, 194, 809, 1618, 1843, 3686, 15371, 30742, 78473, 156946, 1490987, 2981974]

約数ペア:

[(1, 2981974), (2, 1490987), (19, 156946), (38, 78473), (97, 30742), (194, 15371), (809, 3686), (1618, 1843)]