20543698

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{10711}}^1$

素因数の和:10857

約数の個数: 16

約数和(自身を含む): 35478144

約数和(自身を除く): 14934446

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 10711, 21422, 74977, 149954, 1467407, 2934814, 10271849, 20543698]

約数ペア:

[(1, 20543698), (2, 10271849), (7, 2934814), (14, 1467407), (137, 149954), (274, 74977), (959, 21422), (1918, 10711)]