19419708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21017}}^1$

素因数の和:21042

約数の個数: 48

約数和(自身を含む): 56496384

約数和(自身を除く): 37076676

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21017, 42034, 63051, 84068, 126102, 147119, 231187, 252204, 294238, 441357, 462374, 588476, 693561, 882714, 924748, 1387122, 1618309, 1765428, 2774244, 3236618, 4854927, 6473236, 9709854, 19419708]

約数ペア:

[(1, 19419708), (2, 9709854), (3, 6473236), (4, 4854927), (6, 3236618), (7, 2774244), (11, 1765428), (12, 1618309), (14, 1387122), (21, 924748), (22, 882714), (28, 693561), (33, 588476), (42, 462374), (44, 441357), (66, 294238), (77, 252204), (84, 231187), (132, 147119), (154, 126102), (231, 84068), (308, 63051), (462, 42034), (924, 21017)]