639380862

素因数分解:

$2^1\times 3^2\times {\mathrm{5939}}^1\times {\mathrm{5981}}^1$

素因数の和:11928

約数の個数: 24

約数和(自身を含む): 1385790120

約数和(自身を除く): 746409258

約数列:

[1, 2, 3, 6, 9, 18, 5939, 5981, 11878, 11962, 17817, 17943, 35634, 35886, 53451, 53829, 106902, 107658, 35521159, 71042318, 106563477, 213126954, 319690431, 639380862]

約数ペア:

[(1, 639380862), (2, 319690431), (3, 213126954), (6, 106563477), (9, 71042318), (18, 35521159), (5939, 107658), (5981, 106902), (11878, 53829), (11962, 53451), (17817, 35886), (17943, 35634)]