20123701863

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{941}}^1\times {\mathrm{1013}}^1$

素因数の和:2215

約数の個数: 32

約数和(自身を含む): 27876206592

約数和(自身を除く): 7752504729

約数列:

[1, 3, 31, 93, 227, 681, 941, 1013, 2823, 3039, 7037, 21111, 29171, 31403, 87513, 94209, 213607, 229951, 640821, 689853, 953233, 2859699, 6621817, 7128481, 19865451, 21385443, 29550223, 88650669, 216383891, 649151673, 6707900621, 20123701863]

約数ペア:

[(1, 20123701863), (3, 6707900621), (31, 649151673), (93, 216383891), (227, 88650669), (681, 29550223), (941, 21385443), (1013, 19865451), (2823, 7128481), (3039, 6621817), (7037, 2859699), (21111, 953233), (29171, 689853), (31403, 640821), (87513, 229951), (94209, 213607)]