18514120

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2039}}^1$

素因数の和:2277

約数の個数: 32

約数和(自身を含む): 41860800

約数和(自身を除く): 23346680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2039, 2270, 4078, 4540, 8156, 9080, 10195, 16312, 20390, 40780, 81560, 462853, 925706, 1851412, 2314265, 3702824, 4628530, 9257060, 18514120]

約数ペア:

[(1, 18514120), (2, 9257060), (4, 4628530), (5, 3702824), (8, 2314265), (10, 1851412), (20, 925706), (40, 462853), (227, 81560), (454, 40780), (908, 20390), (1135, 16312), (1816, 10195), (2039, 9080), (2270, 8156), (4078, 4540)]