19711818

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{22349}}^1$

素因数の和:22371

約数の個数: 36

約数和(自身を含む): 49684050

約数和(自身を除く): 29972232

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 22349, 44698, 67047, 134094, 156443, 201141, 312886, 402282, 469329, 938658, 1095101, 1407987, 2190202, 2815974, 3285303, 6570606, 9855909, 19711818]

約数ペア:

[(1, 19711818), (2, 9855909), (3, 6570606), (6, 3285303), (7, 2815974), (9, 2190202), (14, 1407987), (18, 1095101), (21, 938658), (42, 469329), (49, 402282), (63, 312886), (98, 201141), (126, 156443), (147, 134094), (294, 67047), (441, 44698), (882, 22349)]