18977994

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{21517}}^1$

素因数の和:21539

約数の個数: 36

約数和(自身を含む): 47834514

約数和(自身を除く): 28856520

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 21517, 43034, 64551, 129102, 150619, 193653, 301238, 387306, 451857, 903714, 1054333, 1355571, 2108666, 2711142, 3162999, 6325998, 9488997, 18977994]

約数ペア:

[(1, 18977994), (2, 9488997), (3, 6325998), (6, 3162999), (7, 2711142), (9, 2108666), (14, 1355571), (18, 1054333), (21, 903714), (42, 451857), (49, 387306), (63, 301238), (98, 193653), (126, 150619), (147, 129102), (294, 64551), (441, 43034), (882, 21517)]