19621812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1223}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 52641792

約数和(自身を除く): 33019980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 191, 382, 573, 764, 1146, 1223, 1337, 2292, 2446, 2674, 3669, 4011, 4892, 5348, 7338, 8022, 8561, 14676, 16044, 17122, 25683, 34244, 51366, 102732, 233593, 467186, 700779, 934372, 1401558, 1635151, 2803116, 3270302, 4905453, 6540604, 9810906, 19621812]

約数ペア:

[(1, 19621812), (2, 9810906), (3, 6540604), (4, 4905453), (6, 3270302), (7, 2803116), (12, 1635151), (14, 1401558), (21, 934372), (28, 700779), (42, 467186), (84, 233593), (191, 102732), (382, 51366), (573, 34244), (764, 25683), (1146, 17122), (1223, 16044), (1337, 14676), (2292, 8561), (2446, 8022), (2674, 7338), (3669, 5348), (4011, 4892)]