15219304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 15020696

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 223, 446, 449, 892, 898, 1784, 1796, 3592, 4237, 8474, 8531, 16948, 17062, 33896, 34124, 68248, 100127, 200254, 400508, 801016, 1902413, 3804826, 7609652, 15219304]

約数ペア:

[(1, 15219304), (2, 7609652), (4, 3804826), (8, 1902413), (19, 801016), (38, 400508), (76, 200254), (152, 100127), (223, 68248), (446, 34124), (449, 33896), (892, 17062), (898, 16948), (1784, 8531), (1796, 8474), (3592, 4237)]