18029739

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 29822464

約数和(自身を除く): 11792725

約数列:

[1, 3, 7, 13, 21, 39, 91, 211, 273, 313, 633, 939, 1477, 2191, 2743, 4069, 4431, 6573, 8229, 12207, 19201, 28483, 57603, 66043, 85449, 198129, 462301, 858559, 1386903, 2575677, 6009913, 18029739]

約数ペア:

[(1, 18029739), (3, 6009913), (7, 2575677), (13, 1386903), (21, 858559), (39, 462301), (91, 198129), (211, 85449), (273, 66043), (313, 57603), (633, 28483), (939, 19201), (1477, 12207), (2191, 8229), (2743, 6573), (4069, 4431)]