19800214

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6967}}^1$

素因数の和:7012

約数の個数: 24

約数和(自身を含む): 35745840

約数和(自身を除く): 15945626

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 6967, 13934, 48769, 97538, 202043, 341383, 404086, 682766, 1414301, 2828602, 9900107, 19800214]

約数ペア:

[(1, 19800214), (2, 9900107), (7, 2828602), (14, 1414301), (29, 682766), (49, 404086), (58, 341383), (98, 202043), (203, 97538), (406, 48769), (1421, 13934), (2842, 6967)]