19464956

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2178

約数の個数: 36

約数和(自身を含む): 40487328

約数和(自身を除く): 21022372

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 658, 1316, 2113, 2303, 4226, 4606, 8452, 9212, 14791, 29582, 59164, 99311, 103537, 198622, 207074, 397244, 414148, 695177, 1390354, 2780708, 4866239, 9732478, 19464956]

約数ペア:

[(1, 19464956), (2, 9732478), (4, 4866239), (7, 2780708), (14, 1390354), (28, 695177), (47, 414148), (49, 397244), (94, 207074), (98, 198622), (188, 103537), (196, 99311), (329, 59164), (658, 29582), (1316, 14791), (2113, 9212), (2303, 8452), (4226, 4606)]