19513404

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{18691}}^1$

素因数の和:18730

約数の個数: 36

約数和(自身を含む): 51029160

約数和(自身を除く): 31515756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 18691, 37382, 56073, 74764, 112146, 168219, 224292, 336438, 542039, 672876, 1084078, 1626117, 2168156, 3252234, 4878351, 6504468, 9756702, 19513404]

約数ペア:

[(1, 19513404), (2, 9756702), (3, 6504468), (4, 4878351), (6, 3252234), (9, 2168156), (12, 1626117), (18, 1084078), (29, 672876), (36, 542039), (58, 336438), (87, 224292), (116, 168219), (174, 112146), (261, 74764), (348, 56073), (522, 37382), (1044, 18691)]