20055078

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 45367296

約数和(自身を除く): 25312218

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 127, 186, 254, 279, 283, 381, 558, 566, 762, 849, 1143, 1698, 2286, 2547, 3937, 5094, 7874, 8773, 11811, 17546, 23622, 26319, 35433, 35941, 52638, 70866, 71882, 78957, 107823, 157914, 215646, 323469, 646938, 1114171, 2228342, 3342513, 6685026, 10027539, 20055078]

約数ペア:

[(1, 20055078), (2, 10027539), (3, 6685026), (6, 3342513), (9, 2228342), (18, 1114171), (31, 646938), (62, 323469), (93, 215646), (127, 157914), (186, 107823), (254, 78957), (279, 71882), (283, 70866), (381, 52638), (558, 35941), (566, 35433), (762, 26319), (849, 23622), (1143, 17546), (1698, 11811), (2286, 8773), (2547, 7874), (3937, 5094)]