20996933196

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{259183}}^1$

素因数の和:259390

約数の個数: 48

約数和(自身を含む): 50451720704

約数和(自身を除く): 29454787508

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 157, 172, 258, 314, 471, 516, 628, 942, 1884, 6751, 13502, 20253, 27004, 40506, 81012, 259183, 518366, 777549, 1036732, 1555098, 3110196, 11144869, 22289738, 33434607, 40691731, 44579476, 66869214, 81383462, 122075193, 133738428, 162766924, 244150386, 488300772, 1749744433, 3499488866, 5249233299, 6998977732, 10498466598, 20996933196]

約数ペア:

[(1, 20996933196), (2, 10498466598), (3, 6998977732), (4, 5249233299), (6, 3499488866), (12, 1749744433), (43, 488300772), (86, 244150386), (129, 162766924), (157, 133738428), (172, 122075193), (258, 81383462), (314, 66869214), (471, 44579476), (516, 40691731), (628, 33434607), (942, 22289738), (1884, 11144869), (6751, 3110196), (13502, 1555098), (20253, 1036732), (27004, 777549), (40506, 518366), (81012, 259183)]