20131624

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 40612320

約数和(自身を除く): 20480696

約数列:

[1, 2, 4, 8, 23, 46, 67, 71, 92, 134, 142, 184, 268, 284, 529, 536, 568, 1058, 1541, 1633, 2116, 3082, 3266, 4232, 4757, 6164, 6532, 9514, 12328, 13064, 19028, 35443, 37559, 38056, 70886, 75118, 109411, 141772, 150236, 218822, 283544, 300472, 437644, 875288, 2516453, 5032906, 10065812, 20131624]

約数ペア:

[(1, 20131624), (2, 10065812), (4, 5032906), (8, 2516453), (23, 875288), (46, 437644), (67, 300472), (71, 283544), (92, 218822), (134, 150236), (142, 141772), (184, 109411), (268, 75118), (284, 70886), (529, 38056), (536, 37559), (568, 35443), (1058, 19028), (1541, 13064), (1633, 12328), (2116, 9514), (3082, 6532), (3266, 6164), (4232, 4757)]