18735558

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1103}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 21008442

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 149, 298, 447, 894, 1103, 2206, 2831, 3309, 5662, 6618, 8493, 16986, 20957, 41914, 62871, 125742, 164347, 328694, 493041, 986082, 3122593, 6245186, 9367779, 18735558]

約数ペア:

[(1, 18735558), (2, 9367779), (3, 6245186), (6, 3122593), (19, 986082), (38, 493041), (57, 328694), (114, 164347), (149, 125742), (298, 62871), (447, 41914), (894, 20957), (1103, 16986), (2206, 8493), (2831, 6618), (3309, 5662)]