20163741915

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18933091}}^1$

素因数の和:18933170

約数の個数: 16

約数和(自身を含む): 32716382976

約数和(自身を除く): 12552641061

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18933091, 56799273, 94665455, 283996365, 1344249461, 4032748383, 6721247305, 20163741915]

約数ペア:

[(1, 20163741915), (3, 6721247305), (5, 4032748383), (15, 1344249461), (71, 283996365), (213, 94665455), (355, 56799273), (1065, 18933091)]