19876142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69497}}^1$

素因数の和:69523

約数の個数: 16

約数和(自身を含む): 35026992

約数和(自身を除く): 15150850

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 69497, 138994, 764467, 903461, 1528934, 1806922, 9938071, 19876142]

約数ペア:

[(1, 19876142), (2, 9938071), (11, 1806922), (13, 1528934), (22, 903461), (26, 764467), (143, 138994), (286, 69497)]