81986192

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{16691}}^1$

素因数の和:17006

約数の個数: 20

約数和(自身を含む): 159375216

約数和(自身を除く): 77389024

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 16691, 33382, 66764, 133528, 267056, 5124137, 10248274, 20496548, 40993096, 81986192]

約数ペア:

[(1, 81986192), (2, 40993096), (4, 20496548), (8, 10248274), (16, 5124137), (307, 267056), (614, 133528), (1228, 66764), (2456, 33382), (4912, 16691)]