20391714863

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{379}}^1\times {\mathrm{14321}}^1$

素因数の和:14747

約数の個数: 24

約数和(自身を含む): 23391263280

約数和(自身を除く): 2999548417

約数列:

[1, 13, 17, 221, 289, 379, 3757, 4927, 6443, 14321, 83759, 109531, 186173, 243457, 1423903, 3164941, 4138769, 5427659, 53803997, 70559567, 92270203, 1199512639, 1568593451, 20391714863]

約数ペア:

[(1, 20391714863), (13, 1568593451), (17, 1199512639), (221, 92270203), (289, 70559567), (379, 53803997), (3757, 5427659), (4927, 4138769), (6443, 3164941), (14321, 1423903), (83759, 243457), (109531, 186173)]