19289223

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 29392896

約数和(自身を除く): 10103673

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 1471, 4371, 4413, 13113, 13239, 45601, 69137, 136803, 207411, 410409, 622233, 2143247, 6429741, 19289223]

約数ペア:

[(1, 19289223), (3, 6429741), (9, 2143247), (31, 622233), (47, 410409), (93, 207411), (141, 136803), (279, 69137), (423, 45601), (1457, 13239), (1471, 13113), (4371, 4413)]