19327210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6421}}^1$

素因数の和:6478

約数の個数: 32

約数和(自身を含む): 40689792

約数和(自身を除く): 21362582

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 6421, 12842, 32105, 44947, 64210, 89894, 224735, 276103, 449470, 552206, 1380515, 1932721, 2761030, 3865442, 9663605, 19327210]

約数ペア:

[(1, 19327210), (2, 9663605), (5, 3865442), (7, 2761030), (10, 1932721), (14, 1380515), (35, 552206), (43, 449470), (70, 276103), (86, 224735), (215, 89894), (301, 64210), (430, 44947), (602, 32105), (1505, 12842), (3010, 6421)]