18211338

素因数分解:

$2^1\times 3^3\times {\mathrm{163}}^1\times {\mathrm{2069}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 40737600

約数和(自身を除く): 22526262

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 163, 326, 489, 978, 1467, 2069, 2934, 4138, 4401, 6207, 8802, 12414, 18621, 37242, 55863, 111726, 337247, 674494, 1011741, 2023482, 3035223, 6070446, 9105669, 18211338]

約数ペア:

[(1, 18211338), (2, 9105669), (3, 6070446), (6, 3035223), (9, 2023482), (18, 1011741), (27, 674494), (54, 337247), (163, 111726), (326, 55863), (489, 37242), (978, 18621), (1467, 12414), (2069, 8802), (2934, 6207), (4138, 4401)]