19475846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 33657120

約数和(自身を除く): 14181274

約数列:

[1, 2, 13, 17, 26, 34, 139, 221, 278, 317, 442, 634, 1807, 2363, 3614, 4121, 4726, 5389, 8242, 10778, 30719, 44063, 61438, 70057, 88126, 140114, 572819, 749071, 1145638, 1498142, 9737923, 19475846]

約数ペア:

[(1, 19475846), (2, 9737923), (13, 1498142), (17, 1145638), (26, 749071), (34, 572819), (139, 140114), (221, 88126), (278, 70057), (317, 61438), (442, 44063), (634, 30719), (1807, 10778), (2363, 8242), (3614, 5389), (4121, 4726)]