18239048

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 35069760

約数和(自身を除く): 16830712

約数列:

[1, 2, 4, 8, 71, 142, 163, 197, 284, 326, 394, 568, 652, 788, 1304, 1576, 11573, 13987, 23146, 27974, 32111, 46292, 55948, 64222, 92584, 111896, 128444, 256888, 2279881, 4559762, 9119524, 18239048]

約数ペア:

[(1, 18239048), (2, 9119524), (4, 4559762), (8, 2279881), (71, 256888), (142, 128444), (163, 111896), (197, 92584), (284, 64222), (326, 55948), (394, 46292), (568, 32111), (652, 27974), (788, 23146), (1304, 13987), (1576, 11573)]