19797708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1117}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 53091584

約数和(自身を除く): 33293876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 211, 422, 633, 844, 1117, 1266, 1477, 2234, 2532, 2954, 3351, 4431, 4468, 5908, 6702, 7819, 8862, 13404, 15638, 17724, 23457, 31276, 46914, 93828, 235687, 471374, 707061, 942748, 1414122, 1649809, 2828244, 3299618, 4949427, 6599236, 9898854, 19797708]

約数ペア:

[(1, 19797708), (2, 9898854), (3, 6599236), (4, 4949427), (6, 3299618), (7, 2828244), (12, 1649809), (14, 1414122), (21, 942748), (28, 707061), (42, 471374), (84, 235687), (211, 93828), (422, 46914), (633, 31276), (844, 23457), (1117, 17724), (1266, 15638), (1477, 13404), (2234, 8862), (2532, 7819), (2954, 6702), (3351, 5908), (4431, 4468)]