19129942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10079}}^1$

素因数の和:10167

約数の個数: 16

約数和(自身を含む): 31328640

約数和(自身を除く): 12198698

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10079, 20158, 131027, 262054, 735767, 1471534, 9564971, 19129942]

約数ペア:

[(1, 19129942), (2, 9564971), (13, 1471534), (26, 735767), (73, 262054), (146, 131027), (949, 20158), (1898, 10079)]