1619888

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{739}}^1$

素因数の和:884

約数の個数: 20

約数和(自身を含む): 3165720

約数和(自身を除く): 1545832

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 739, 1096, 1478, 2192, 2956, 5912, 11824, 101243, 202486, 404972, 809944, 1619888]

約数ペア:

[(1, 1619888), (2, 809944), (4, 404972), (8, 202486), (16, 101243), (137, 11824), (274, 5912), (548, 2956), (739, 2192), (1096, 1478)]