20215941759

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1144277}}^1$

素因数の和:1144447

約数の個数: 24

約数和(自身を含む): 31655306592

約数和(自身を除く): 11439364833

約数列:

[1, 3, 9, 13, 39, 117, 151, 453, 1359, 1963, 5889, 17667, 1144277, 3432831, 10298493, 14875601, 44626803, 133880409, 172785827, 518357481, 1555072443, 2246215751, 6738647253, 20215941759]

約数ペア:

[(1, 20215941759), (3, 6738647253), (9, 2246215751), (13, 1555072443), (39, 518357481), (117, 172785827), (151, 133880409), (453, 44626803), (1359, 14875601), (1963, 10298493), (5889, 3432831), (17667, 1144277)]