81712496

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{21191}}^1$

素因数の和:21440

約数の個数: 20

約数和(自身を含む): 158982384

約数和(自身を除く): 77269888

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 21191, 42382, 84764, 169528, 339056, 5107031, 10214062, 20428124, 40856248, 81712496]

約数ペア:

[(1, 81712496), (2, 40856248), (4, 20428124), (8, 10214062), (16, 5107031), (241, 339056), (482, 169528), (964, 84764), (1928, 42382), (3856, 21191)]