20193866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131129}}^1$

素因数の和:131149

約数の個数: 16

約数和(自身を含む): 37765440

約数和(自身を除く): 17571574

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131129, 262258, 917903, 1442419, 1835806, 2884838, 10096933, 20193866]

約数ペア:

[(1, 20193866), (2, 10096933), (7, 2884838), (11, 1835806), (14, 1442419), (22, 917903), (77, 262258), (154, 131129)]