20189889118

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{2726153}}^1$

素因数の和:2726208

約数の個数: 24

約数和(自身を含む): 36181515888

約数和(自身を除く): 15991626770

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 529, 1058, 3703, 7406, 2726153, 5452306, 19083071, 38166142, 62701519, 125403038, 438910633, 877821266, 1442134937, 2884269874, 10094944559, 20189889118]

約数ペア:

[(1, 20189889118), (2, 10094944559), (7, 2884269874), (14, 1442134937), (23, 877821266), (46, 438910633), (161, 125403038), (322, 62701519), (529, 38166142), (1058, 19083071), (3703, 5452306), (7406, 2726153)]