19780292

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37181}}^1$

素因数の和:37211

約数の個数: 24

約数和(自身を含む): 41643840

約数和(自身を除く): 21863548

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37181, 74362, 148724, 260267, 520534, 706439, 1041068, 1412878, 2825756, 4945073, 9890146, 19780292]

約数ペア:

[(1, 19780292), (2, 9890146), (4, 4945073), (7, 2825756), (14, 1412878), (19, 1041068), (28, 706439), (38, 520534), (76, 260267), (133, 148724), (266, 74362), (532, 37181)]