205420614

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{19031}}^1$

素因数の和:19300

約数の個数: 32

約数和(自身を含む): 471384576

約数和(自身を除く): 265963962

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 3598, 5397, 10794, 19031, 38062, 57093, 114186, 133217, 266434, 399651, 799302, 4890967, 9781934, 14672901, 29345802, 34236769, 68473538, 102710307, 205420614]

約数ペア:

[(1, 205420614), (2, 102710307), (3, 68473538), (6, 34236769), (7, 29345802), (14, 14672901), (21, 9781934), (42, 4890967), (257, 799302), (514, 399651), (771, 266434), (1542, 133217), (1799, 114186), (3598, 57093), (5397, 38062), (10794, 19031)]