20543222

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20101}}^1$

素因数の和:20183

約数の個数: 16

約数和(自身を含む): 35701152

約数和(自身を除く): 15157930

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 20101, 40202, 140707, 281414, 1467373, 2934746, 10271611, 20543222]

約数ペア:

[(1, 20543222), (2, 10271611), (7, 2934746), (14, 1467373), (73, 281414), (146, 140707), (511, 40202), (1022, 20101)]