20120899184

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{943403}}^1$

素因数の和:943485

約数の個数: 40

約数和(自身を含む): 41177697792

約数和(自身を除く): 21056798608

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 943403, 1886806, 3773612, 7547224, 15094448, 29245493, 40566329, 58490986, 81132658, 116981972, 162265316, 233963944, 324530632, 467927888, 649061264, 1257556199, 2515112398, 5030224796, 10060449592, 20120899184]

約数ペア:

[(1, 20120899184), (2, 10060449592), (4, 5030224796), (8, 2515112398), (16, 1257556199), (31, 649061264), (43, 467927888), (62, 324530632), (86, 233963944), (124, 162265316), (172, 116981972), (248, 81132658), (344, 58490986), (496, 40566329), (688, 29245493), (1333, 15094448), (2666, 7547224), (5332, 3773612), (10664, 1886806), (21328, 943403)]