19639269

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{733}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 30725240

約数和(自身を除く): 11085971

約数列:

[1, 3, 9, 13, 39, 117, 229, 687, 733, 2061, 2199, 2977, 6597, 8931, 9529, 26793, 28587, 85761, 167857, 503571, 1510713, 2182141, 6546423, 19639269]

約数ペア:

[(1, 19639269), (3, 6546423), (9, 2182141), (13, 1510713), (39, 503571), (117, 167857), (229, 85761), (687, 28587), (733, 26793), (2061, 9529), (2199, 8931), (2977, 6597)]