20737486

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19237}}^1$

素因数の和:19264

約数の個数: 24

約数和(自身を含む): 39476376

約数和(自身を除く): 18738890

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 19237, 38474, 134659, 211607, 269318, 423214, 942613, 1481249, 1885226, 2962498, 10368743, 20737486]

約数ペア:

[(1, 20737486), (2, 10368743), (7, 2962498), (11, 1885226), (14, 1481249), (22, 942613), (49, 423214), (77, 269318), (98, 211607), (154, 134659), (539, 38474), (1078, 19237)]