20147632

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1033}}^1$

素因数の和:1117

約数の個数: 40

約数和(自身を含む): 41541984

約数和(自身を除く): 21394352

約数列:

[1, 2, 4, 8, 16, 23, 46, 53, 92, 106, 184, 212, 368, 424, 848, 1033, 1219, 2066, 2438, 4132, 4876, 8264, 9752, 16528, 19504, 23759, 47518, 54749, 95036, 109498, 190072, 218996, 380144, 437992, 875984, 1259227, 2518454, 5036908, 10073816, 20147632]

約数ペア:

[(1, 20147632), (2, 10073816), (4, 5036908), (8, 2518454), (16, 1259227), (23, 875984), (46, 437992), (53, 380144), (92, 218996), (106, 190072), (184, 109498), (212, 95036), (368, 54749), (424, 47518), (848, 23759), (1033, 19504), (1219, 16528), (2066, 9752), (2438, 8264), (4132, 4876)]