12749342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2137}}^1$

素因数の和:2315

約数の個数: 16

約数和(自身を含む): 20268240

約数和(自身を除く): 7518898

約数列:

[1, 2, 19, 38, 157, 314, 2137, 2983, 4274, 5966, 40603, 81206, 335509, 671018, 6374671, 12749342]

約数ペア:

[(1, 12749342), (2, 6374671), (19, 671018), (38, 335509), (157, 81206), (314, 40603), (2137, 5966), (2983, 4274)]