20747334601

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{3761}}^1$

素因数の和:3902

約数の個数: 48

約数和(自身を含む): 26143793280

約数和(自身を除く): 5396458679

約数列:

[1, 7, 19, 37, 59, 133, 259, 361, 413, 703, 1121, 2183, 2527, 3761, 4921, 7847, 13357, 15281, 21299, 26327, 41477, 71459, 93499, 139157, 149093, 221899, 290339, 500213, 788063, 974099, 1357721, 1553293, 2643983, 4216081, 5516441, 8210263, 9504047, 18507881, 29512567, 50235677, 57471841, 80105539, 155994997, 351649739, 560738773, 1091964979, 2963904943, 20747334601]

約数ペア:

[(1, 20747334601), (7, 2963904943), (19, 1091964979), (37, 560738773), (59, 351649739), (133, 155994997), (259, 80105539), (361, 57471841), (413, 50235677), (703, 29512567), (1121, 18507881), (2183, 9504047), (2527, 8210263), (3761, 5516441), (4921, 4216081), (7847, 2643983), (13357, 1553293), (15281, 1357721), (21299, 974099), (26327, 788063), (41477, 500213), (71459, 290339), (93499, 221899), (139157, 149093)]