20728152

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12517}}^1$

素因数の和:12552

約数の個数: 48

約数和(自身を含む): 58584240

約数和(自身を除く): 37856088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12517, 25034, 37551, 50068, 75102, 100136, 112653, 150204, 225306, 287891, 300408, 450612, 575782, 863673, 901224, 1151564, 1727346, 2303128, 2591019, 3454692, 5182038, 6909384, 10364076, 20728152]

約数ペア:

[(1, 20728152), (2, 10364076), (3, 6909384), (4, 5182038), (6, 3454692), (8, 2591019), (9, 2303128), (12, 1727346), (18, 1151564), (23, 901224), (24, 863673), (36, 575782), (46, 450612), (69, 300408), (72, 287891), (92, 225306), (138, 150204), (184, 112653), (207, 100136), (276, 75102), (414, 50068), (552, 37551), (828, 25034), (1656, 12517)]