189978948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{277747}}^1$

素因数の和:277776

約数の個数: 36

約数和(自身を含む): 505501360

約数和(自身を除く): 315522412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 277747, 555494, 833241, 1110988, 1666482, 2499723, 3332964, 4999446, 5277193, 9998892, 10554386, 15831579, 21108772, 31663158, 47494737, 63326316, 94989474, 189978948]

約数ペア:

[(1, 189978948), (2, 94989474), (3, 63326316), (4, 47494737), (6, 31663158), (9, 21108772), (12, 15831579), (18, 10554386), (19, 9998892), (36, 5277193), (38, 4999446), (57, 3332964), (76, 2499723), (114, 1666482), (171, 1110988), (228, 833241), (342, 555494), (684, 277747)]