18013048

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 17468552

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 223, 439, 446, 878, 892, 1756, 1784, 3512, 5129, 10097, 10258, 20194, 20516, 40388, 41032, 80776, 97897, 195794, 391588, 783176, 2251631, 4503262, 9006524, 18013048]

約数ペア:

[(1, 18013048), (2, 9006524), (4, 4503262), (8, 2251631), (23, 783176), (46, 391588), (92, 195794), (184, 97897), (223, 80776), (439, 41032), (446, 40388), (878, 20516), (892, 20194), (1756, 10258), (1784, 10097), (3512, 5129)]