78247408

素因数分解:

$2^4\times {\mathrm{293}}^1\times {\mathrm{16691}}^1$

素因数の和:16992

約数の個数: 20

約数和(自身を含む): 152130888

約数和(自身を除く): 73883480

約数列:

[1, 2, 4, 8, 16, 293, 586, 1172, 2344, 4688, 16691, 33382, 66764, 133528, 267056, 4890463, 9780926, 19561852, 39123704, 78247408]

約数ペア:

[(1, 78247408), (2, 39123704), (4, 19561852), (8, 9780926), (16, 4890463), (293, 267056), (586, 133528), (1172, 66764), (2344, 33382), (4688, 16691)]