18738100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8147}}^1$

素因数の和:8184

約数の個数: 36

約数和(自身を含む): 42434784

約数和(自身を除く): 23696684

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 8147, 16294, 32588, 40735, 81470, 162940, 187381, 203675, 374762, 407350, 749524, 814700, 936905, 1873810, 3747620, 4684525, 9369050, 18738100]

約数ペア:

[(1, 18738100), (2, 9369050), (4, 4684525), (5, 3747620), (10, 1873810), (20, 936905), (23, 814700), (25, 749524), (46, 407350), (50, 374762), (92, 203675), (100, 187381), (115, 162940), (230, 81470), (460, 40735), (575, 32588), (1150, 16294), (2300, 8147)]