19484414

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 32192640

約数和(自身を除く): 12708226

約数列:

[1, 2, 17, 34, 47, 89, 94, 137, 178, 274, 799, 1513, 1598, 2329, 3026, 4183, 4658, 6439, 8366, 12193, 12878, 24386, 71111, 109463, 142222, 207281, 218926, 414562, 573071, 1146142, 9742207, 19484414]

約数ペア:

[(1, 19484414), (2, 9742207), (17, 1146142), (34, 573071), (47, 414562), (89, 218926), (94, 207281), (137, 142222), (178, 109463), (274, 71111), (799, 24386), (1513, 12878), (1598, 12193), (2329, 8366), (3026, 6439), (4183, 4658)]