12511994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 22161600

約数和(自身を除く): 9649606

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 809, 814, 1406, 1618, 7733, 8899, 15371, 15466, 17798, 29933, 30742, 59866, 169081, 329263, 338162, 568727, 658526, 1137454, 6255997, 12511994]

約数ペア:

[(1, 12511994), (2, 6255997), (11, 1137454), (19, 658526), (22, 568727), (37, 338162), (38, 329263), (74, 169081), (209, 59866), (407, 30742), (418, 29933), (703, 17798), (809, 15466), (814, 15371), (1406, 8899), (1618, 7733)]