18888909735

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1887947}}^1$

素因数の和:1888007

約数の個数: 32

約数和(自身を含む): 32623741440

約数和(自身を除く): 13734831705

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3335, 10005, 1887947, 5663841, 9439735, 28319205, 43422781, 54750463, 130268343, 164251389, 217113905, 273752315, 651341715, 821256945, 1259260649, 3777781947, 6296303245, 18888909735]

約数ペア:

[(1, 18888909735), (3, 6296303245), (5, 3777781947), (15, 1259260649), (23, 821256945), (29, 651341715), (69, 273752315), (87, 217113905), (115, 164251389), (145, 130268343), (345, 54750463), (435, 43422781), (667, 28319205), (2001, 9439735), (3335, 5663841), (10005, 1887947)]