19115988

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 46562880

約数和(自身を除く): 27446892

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 163, 174, 326, 337, 348, 489, 652, 674, 978, 1011, 1348, 1956, 2022, 4044, 4727, 9454, 9773, 14181, 18908, 19546, 28362, 29319, 39092, 54931, 56724, 58638, 109862, 117276, 164793, 219724, 329586, 659172, 1592999, 3185998, 4778997, 6371996, 9557994, 19115988]

約数ペア:

[(1, 19115988), (2, 9557994), (3, 6371996), (4, 4778997), (6, 3185998), (12, 1592999), (29, 659172), (58, 329586), (87, 219724), (116, 164793), (163, 117276), (174, 109862), (326, 58638), (337, 56724), (348, 54931), (489, 39092), (652, 29319), (674, 28362), (978, 19546), (1011, 18908), (1348, 14181), (1956, 9773), (2022, 9454), (4044, 4727)]